diff --git a/gfx/common/metal_common.m b/gfx/common/metal_common.m
index 25d3dcd128..5ebaeac1e4 100644
--- a/gfx/common/metal_common.m
+++ b/gfx/common/metal_common.m
@@ -367,7 +367,7 @@
    {
       float r, g, b, a;
       int msg_width         =
-         font_driver_get_message_width(NULL, msg, (unsigned)strlen(msg), 1.0f);
+         font_driver_get_message_width(NULL, msg, strlen(msg), 1.0f);
       float font_size       = settings->floats.video_font_size;
       unsigned bgcolor_red 
                             = settings->uints.video_msg_bgcolor_red;
diff --git a/gfx/drivers/gl2.c b/gfx/drivers/gl2.c
index beb7c156fa..1dade658a4 100644
--- a/gfx/drivers/gl2.c
+++ b/gfx/drivers/gl2.c
@@ -2318,7 +2318,7 @@ static void gl2_render_osd_background(gl2_t *gl, const char *msg)
    settings_t *settings    = config_get_ptr();
    float video_font_size   = settings->floats.video_font_size;
    int msg_width           =
-      font_driver_get_message_width(NULL, msg, (unsigned)strlen(msg), 1.0f);
+      font_driver_get_message_width(NULL, msg, strlen(msg), 1.0f);
 
    /* shader driver expects vertex coords as 0..1 */
    float x                 = settings->floats.video_msg_pos_x;
diff --git a/gfx/drivers_font/caca_font.c b/gfx/drivers_font/caca_font.c
index 81920a9862..b800a9bd96 100644
--- a/gfx/drivers_font/caca_font.c
+++ b/gfx/drivers_font/caca_font.c
@@ -72,7 +72,7 @@ static void caca_font_free(void *data, bool is_threaded)
 }
 
 static int caca_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    return 0;
 }
diff --git a/gfx/drivers_font/ctr_font.c b/gfx/drivers_font/ctr_font.c
index 8bd6eead65..722bb1f675 100644
--- a/gfx/drivers_font/ctr_font.c
+++ b/gfx/drivers_font/ctr_font.c
@@ -122,9 +122,9 @@ static void ctr_font_free(void* data, bool is_threaded)
 }
 
 static int ctr_font_get_message_width(void* data, const char* msg,
-                                      unsigned msg_len, float scale)
+                                      size_t msg_len, float scale)
 {
-   unsigned i;
+   int i;
    int delta_x = 0;
    const struct font_glyph* glyph_q = NULL;
    ctr_font_t* font                 = (ctr_font_t*)data;
@@ -159,7 +159,7 @@ static int ctr_font_get_message_width(void* data, const char* msg,
 
 static void ctr_font_render_line(
       ctr_video_t *ctr,
-      ctr_font_t* font, const char* msg, unsigned msg_len,
+      ctr_font_t* font, const char* msg, size_t msg_len,
       float scale, const unsigned int color, float pos_x,
       float pos_y,
       unsigned width, unsigned height, unsigned text_align)
@@ -309,7 +309,7 @@ static void ctr_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      unsigned msg_len = strlen(msg);
+      size_t msg_len = strlen(msg);
       ctr_font_render_line(ctr, font, msg, msg_len,
                            scale, color, pos_x, pos_y,
                            width, height, text_align);
@@ -321,8 +321,8 @@ static void ctr_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len  = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       ctr_font_render_line(ctr, font, msg, msg_len,
diff --git a/gfx/drivers_font/d3d10_font.c b/gfx/drivers_font/d3d10_font.c
index 21d26399a7..b23efd3ca8 100644
--- a/gfx/drivers_font/d3d10_font.c
+++ b/gfx/drivers_font/d3d10_font.c
@@ -85,9 +85,9 @@ static void d3d10_font_free(void* data, bool is_threaded)
    free(font);
 }
 
-static int d3d10_font_get_message_width(void* data, const char* msg, unsigned msg_len, float scale)
+static int d3d10_font_get_message_width(void* data, const char* msg, size_t msg_len, float scale)
 {
-   unsigned i;
+   int i;
    int      delta_x                 = 0;
    const struct font_glyph* glyph_q = NULL;
    d3d10_font_t* font               = (d3d10_font_t*)data;
@@ -122,7 +122,7 @@ static void d3d10_font_render_line(
       d3d10_video_t *d3d10,
       d3d10_font_t*       font,
       const char*         msg,
-      unsigned            msg_len,
+      size_t              msg_len,
       float               scale,
       const unsigned int  color,
       float               pos_x,
@@ -250,7 +250,7 @@ static void d3d10_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      unsigned msg_len = strlen(msg);
+      size_t msg_len = strlen(msg);
       if (msg_len <= (unsigned)d3d10->sprites.capacity)
          d3d10_font_render_line(d3d10,
                font, msg, msg_len, scale, color, pos_x, pos_y,
@@ -263,8 +263,8 @@ static void d3d10_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len  = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       if (msg_len <= (unsigned)d3d10->sprites.capacity)
diff --git a/gfx/drivers_font/d3d11_font.c b/gfx/drivers_font/d3d11_font.c
index 76962cd85b..0bbb3910c6 100644
--- a/gfx/drivers_font/d3d11_font.c
+++ b/gfx/drivers_font/d3d11_font.c
@@ -83,14 +83,13 @@ static void d3d11_font_free(void* data, bool is_threaded)
    free(font);
 }
 
-static int d3d11_font_get_message_width(void* data, const char* msg, unsigned msg_len, float scale)
+static int d3d11_font_get_message_width(void* data, const char* msg, size_t msg_len, float scale)
 {
+   int i;
+   int      delta_x   = 0;
    const struct font_glyph* glyph_q = NULL;
    d3d11_font_t* font = (d3d11_font_t*)data;
 
-   unsigned i;
-   int      delta_x = 0;
-
    if (!font)
       return 0;
 
@@ -121,7 +120,7 @@ static void d3d11_font_render_line(
       d3d11_video_t* d3d11,
       d3d11_font_t*       font,
       const char*         msg,
-      unsigned            msg_len,
+      size_t              msg_len,
       float               scale,
       const unsigned int  color,
       float               pos_x,
@@ -130,7 +129,8 @@ static void d3d11_font_render_line(
       unsigned            height,
       unsigned            text_align)
 {
-   unsigned i, count;
+   int i;
+   unsigned count;
    D3D11_MAPPED_SUBRESOURCE mapped_vbo;
    d3d11_sprite_t *v = NULL;
    const struct font_glyph* glyph_q = NULL;
@@ -254,7 +254,7 @@ static void d3d11_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      unsigned msg_len = strlen(msg);
+      size_t msg_len = strlen(msg);
       if (msg_len <= (unsigned)d3d11->sprites.capacity)
          d3d11_font_render_line(d3d11,
                font, msg, msg_len, scale, color, pos_x, pos_y,
@@ -267,8 +267,8 @@ static void d3d11_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       if (msg_len <= (unsigned)d3d11->sprites.capacity)
diff --git a/gfx/drivers_font/d3d12_font.c b/gfx/drivers_font/d3d12_font.c
index f62a438b05..3a12742749 100644
--- a/gfx/drivers_font/d3d12_font.c
+++ b/gfx/drivers_font/d3d12_font.c
@@ -85,10 +85,9 @@ static void d3d12_font_free(void* data, bool is_threaded)
 }
 
 static int d3d12_font_get_message_width(void* data,
-      const char* msg, unsigned msg_len, float scale)
+      const char* msg, size_t msg_len, float scale)
 {
-   unsigned i;
-   int delta_x                      = 0;
+   int i, delta_x                   = 0;
    const struct font_glyph* glyph_q = NULL;
    d3d12_font_t* font               = (d3d12_font_t*)data;
 
@@ -122,7 +121,7 @@ static void d3d12_font_render_line(
       d3d12_video_t *d3d12,
       d3d12_font_t*       font,
       const char*         msg,
-      unsigned            msg_len,
+      size_t              msg_len,
       float               scale,
       const unsigned int  color,
       float               pos_x,
@@ -131,8 +130,9 @@ static void d3d12_font_render_line(
       unsigned            height,
       unsigned            text_align)
 {
+   int i;
    D3D12_RANGE     range;
-   unsigned        i, count;
+   unsigned        count;
    const struct font_glyph* glyph_q = NULL;
    void*           mapped_vbo       = NULL;
    d3d12_sprite_t* v                = NULL;
@@ -256,8 +256,8 @@ static void d3d12_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      unsigned msg_len = strlen(msg);
-      if (msg_len <= (unsigned)d3d12->sprites.capacity)
+      size_t msg_len = strlen(msg);
+      if (msg_len <= d3d12->sprites.capacity)
          d3d12_font_render_line(d3d12,
                font, msg, msg_len,
                scale, color, pos_x, pos_y, width, height, text_align);
@@ -269,11 +269,11 @@ static void d3d12_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
-      if (msg_len <= (unsigned)d3d12->sprites.capacity)
+      if (msg_len <= d3d12->sprites.capacity)
          d3d12_font_render_line(d3d12,
                font, msg, msg_len, scale, color, pos_x,
                pos_y - (float)lines * line_height, width, height, text_align);
diff --git a/gfx/drivers_font/d3d_w32_font.c b/gfx/drivers_font/d3d_w32_font.c
index eb4d9c9c8c..9d50ddd9bd 100644
--- a/gfx/drivers_font/d3d_w32_font.c
+++ b/gfx/drivers_font/d3d_w32_font.c
@@ -111,7 +111,7 @@ static void d3d_win32_font_free(void *data, bool is_threaded)
 }
 
 static int d3d_win32_font_get_message_width(void* data, const char* msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    RECT box             = {0,0,0,0};
    d3dfonts_t *d3dfonts = (d3dfonts_t*)data;
@@ -120,7 +120,7 @@ static int d3d_win32_font_get_message_width(void* data, const char* msg,
       return 0;
 
    d3d9x_font_draw_text(d3dfonts->font, NULL, (void*)msg,
-         msg_len? msg_len : -1, &box, DT_CALCRECT, 0);
+         msg_len ? msg_len : -1, &box, DT_CALCRECT, 0);
 
    return box.right - box.left;
 }
diff --git a/gfx/drivers_font/gdi_font.c b/gfx/drivers_font/gdi_font.c
index f7bf98472a..bc25cd7494 100644
--- a/gfx/drivers_font/gdi_font.c
+++ b/gfx/drivers_font/gdi_font.c
@@ -83,10 +83,11 @@ static void gdi_font_render_msg(
       const char *msg,
       const struct font_params *params)
 {
+   int i;
    char* msg_local;
+   size_t msg_len;
    float x, y, scale, drop_mod, drop_alpha;
-   int drop_x, drop_y, msg_strlen;
-   unsigned i;
+   int drop_x, drop_y;
    unsigned new_x, new_y, new_drop_x, new_drop_y;
    unsigned align;
    unsigned red, green, blue;
@@ -137,9 +138,9 @@ static void gdi_font_render_msg(
    }
 
    msg_local                  = utf8_to_local_string_alloc(msg);
-   msg_strlen                 = strlen(msg_local);
+   msg_len                    = strlen(msg_local);
 
-   GetTextExtentPoint32(font->gdi->memDC, msg_local, msg_strlen, &text_size);
+   GetTextExtentPoint32(font->gdi->memDC, msg_local, (int)msg_len, &text_size);
 
    switch (align)
    {
diff --git a/gfx/drivers_font/gl1_raster_font.c b/gfx/drivers_font/gl1_raster_font.c
index faad0785e0..3c3cd5efe5 100644
--- a/gfx/drivers_font/gl1_raster_font.c
+++ b/gfx/drivers_font/gl1_raster_font.c
@@ -174,10 +174,10 @@ error:
 }
 
 static int gl1_raster_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    const struct font_glyph* glyph_q = NULL;
-   gl1_raster_t *font   = (gl1_raster_t*)data;
+   gl1_raster_t *font  = (gl1_raster_t*)data;
    const char* msg_end = msg + msg_len;
    int delta_x         = 0;
 
@@ -264,11 +264,11 @@ static void gl1_raster_font_draw_vertices(gl1_raster_t *font,
 }
 
 static void gl1_raster_font_render_line(gl1_t *gl,
-      gl1_raster_t *font, const char *msg, unsigned msg_len,
+      gl1_raster_t *font, const char *msg, size_t msg_len,
       GLfloat scale, const GLfloat color[4], GLfloat pos_x,
       GLfloat pos_y, unsigned text_align)
 {
-   unsigned i;
+   int i;
    struct video_coords coords;
    const struct font_glyph* glyph_q = NULL;
    GLfloat font_tex_coords[2 * 6 * MAX_MSG_LEN_CHUNK];
@@ -370,8 +370,8 @@ static void gl1_raster_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim
-         ? (unsigned)(delim - msg) : (unsigned)strlen(msg);
+      size_t msg_len    = delim
+         ? (delim - msg) : strlen(msg);
 
       /* Draw the line */
       gl1_raster_font_render_line(font->gl, font,
diff --git a/gfx/drivers_font/gl2_raster_font.c b/gfx/drivers_font/gl2_raster_font.c
index 7ff7dfe869..8a54b6ea3e 100644
--- a/gfx/drivers_font/gl2_raster_font.c
+++ b/gfx/drivers_font/gl2_raster_font.c
@@ -85,7 +85,7 @@ static void gl2_raster_font_free(void *data,
 
 static bool gl2_raster_font_upload_atlas(gl2_raster_t *font)
 {
-   unsigned i, j;
+   int i, j;
    GLint  gl_internal          = GL_LUMINANCE_ALPHA;
    GLenum gl_format            = GL_LUMINANCE_ALPHA;
    size_t ncomponents          = 2;
@@ -178,7 +178,7 @@ error:
 }
 
 static int gl2_raster_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    const struct font_glyph* glyph_q = NULL;
    gl2_raster_t *font               = (gl2_raster_t*)data;
@@ -230,11 +230,11 @@ static void gl2_raster_font_draw_vertices(gl2_raster_t *font,
 }
 
 static void gl2_raster_font_render_line(gl2_t *gl,
-      gl2_raster_t *font, const char *msg, unsigned msg_len,
+      gl2_raster_t *font, const char *msg, size_t msg_len,
       GLfloat scale, const GLfloat color[4], GLfloat pos_x,
       GLfloat pos_y, unsigned text_align)
 {
-   unsigned i;
+   int i;
    struct video_coords coords;
    const struct font_glyph* glyph_q = NULL;
    GLfloat font_tex_coords[2 * 6 * MAX_MSG_LEN_CHUNK];
@@ -326,7 +326,7 @@ static void gl2_raster_font_render_message(
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
       gl2_raster_font_render_line(font->gl, font,
-            msg, (unsigned)strlen(msg), scale, color, pos_x,
+            msg, strlen(msg), scale, color, pos_x,
             pos_y, text_align);
       return;
    }
@@ -336,8 +336,8 @@ static void gl2_raster_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim
-         ? (unsigned)(delim - msg) : (unsigned)strlen(msg);
+      size_t msg_len    = delim
+         ? (delim - msg) : strlen(msg);
 
       /* Draw the line */
       gl2_raster_font_render_line(font->gl, font,
diff --git a/gfx/drivers_font/gl3_raster_font.c b/gfx/drivers_font/gl3_raster_font.c
index 70fda7861a..aa8dc6e263 100644
--- a/gfx/drivers_font/gl3_raster_font.c
+++ b/gfx/drivers_font/gl3_raster_font.c
@@ -137,7 +137,7 @@ error:
 }
 
 static int gl3_raster_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    const struct font_glyph* glyph_q = NULL;
    gl3_raster_t *font   = (gl3_raster_t*)data;
@@ -208,11 +208,11 @@ static void gl3_raster_font_draw_vertices(gl3_raster_t *font,
 }
 
 static void gl3_raster_font_render_line(gl3_t *gl,
-      gl3_raster_t *font, const char *msg, unsigned msg_len,
+      gl3_raster_t *font, const char *msg, size_t msg_len,
       GLfloat scale, const GLfloat color[4], GLfloat pos_x,
       GLfloat pos_y, unsigned text_align)
 {
-   unsigned i;
+   int i;
    struct video_coords coords;
    const struct font_glyph* glyph_q = NULL;
    GLfloat font_tex_coords[2 * 6 * MAX_MSG_LEN_CHUNK];
@@ -303,7 +303,7 @@ static void gl3_raster_font_render_message(
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
       gl3_raster_font_render_line(font->gl, font,
-            msg, (unsigned)strlen(msg), scale, color, pos_x,
+            msg, strlen(msg), scale, color, pos_x,
             pos_y, text_align);
       return;
    }
@@ -313,8 +313,8 @@ static void gl3_raster_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim
-         ? (unsigned)(delim - msg) : (unsigned)strlen(msg);
+      size_t msg_len    = delim
+         ? (delim - msg) : strlen(msg);
 
       /* Draw the line */
       gl3_raster_font_render_line(font->gl, font,
diff --git a/gfx/drivers_font/metal_raster_font.m b/gfx/drivers_font/metal_raster_font.m
index 72966ebaf1..dcaf5d3a89 100644
--- a/gfx/drivers_font/metal_raster_font.m
+++ b/gfx/drivers_font/metal_raster_font.m
@@ -101,11 +101,12 @@
       }
       else
       {
+         int i;
          _buffer = [_context.device newBufferWithLength:(NSUInteger)(_stride * _atlas->height)
                                                 options:PLATFORM_METAL_RESOURCE_STORAGE_MODE];
          void *dst = _buffer.contents;
          void *src = _atlas->buffer;
-         for (unsigned i = 0; i < _atlas->height; i++)
+         for (i = 0; i < _atlas->height; i++)
          {
             memcpy(dst, src, _atlas->width);
             dst += _stride;
@@ -242,7 +243,7 @@ static INLINE void write_quad6(SpriteVertex *pv,
       float tex_x, float tex_y, float tex_width, float tex_height,
       const vector_float4 *color)
 {
-   unsigned i;
+   int i;
    static const float strip[2 * 6] = {
       0.0f, 0.0f,
       0.0f, 1.0f,
@@ -526,10 +527,10 @@ static void metal_raster_font_free(void *data, bool is_threaded)
 }
 
 static int metal_raster_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    MetalRaster *r = (__bridge MetalRaster *)data;
-   return [r getWidthForMessage:msg length:msg_len scale:scale];
+   return [r getWidthForMessage:msg length:(unsigned)msg_len scale:scale];
 }
 
 static void metal_raster_font_render_msg(
diff --git a/gfx/drivers_font/ps2_font.c b/gfx/drivers_font/ps2_font.c
index 5dab64d152..bd30edc5d2 100644
--- a/gfx/drivers_font/ps2_font.c
+++ b/gfx/drivers_font/ps2_font.c
@@ -104,10 +104,10 @@ static void ps2_font_free(void* data, bool is_threaded)
 }
 
 static int ps2_font_get_message_width(void* data, const char* msg,
-                                      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
+   int i;
    const struct font_glyph* glyph_q = NULL;
-   unsigned i;
    int delta_x      = 0;
    ps2_font_t* font = (ps2_font_t*)data;
 
@@ -140,12 +140,12 @@ static int ps2_font_get_message_width(void* data, const char* msg,
 
 static void ps2_font_render_line(
       ps2_video_t *ps2,
-      ps2_font_t* font, const char* msg, unsigned msg_len,
+      ps2_font_t* font, const char* msg, size_t msg_len,
       float scale, const unsigned int color, float pos_x,
       float pos_y,
       unsigned width, unsigned height, unsigned text_align)
 {
-   unsigned i;
+   int i;
    const struct font_glyph* glyph_q = NULL;
    int x            = roundf(pos_x * width);
    int y            = roundf((1.0f - pos_y) * height);
@@ -258,8 +258,8 @@ static void ps2_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       ps2_font_render_line(ps2, font, msg, msg_len,
diff --git a/gfx/drivers_font/rsx_font.c b/gfx/drivers_font/rsx_font.c
index b45befc179..38a807b978 100644
--- a/gfx/drivers_font/rsx_font.c
+++ b/gfx/drivers_font/rsx_font.c
@@ -201,7 +201,7 @@ error:
 }
 
 static int rsx_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    const struct font_glyph* glyph_q = NULL;
    rsx_font_t *font   = (rsx_font_t*)data;
@@ -236,7 +236,7 @@ static int rsx_font_get_message_width(void *data, const char *msg,
 static void rsx_font_draw_vertices(rsx_font_t *font,
       const video_coords_t *coords)
 {
-   unsigned i;
+   int i;
    const float *vertex              = coords->vertex;
    const float *tex_coord           = coords->tex_coord;
    const float *color               = coords->color;
@@ -270,17 +270,17 @@ static void rsx_font_draw_vertices(rsx_font_t *font,
 }
 
 static void rsx_font_render_line(
-      rsx_font_t *font, const char *msg, unsigned msg_len,
+      rsx_font_t *font, const char *msg, size_t msg_len,
       float scale, const float color[4], float pos_x,
       float pos_y,unsigned text_align)
 {
-   unsigned i;
+   int i;
    struct video_coords coords;
    const struct font_glyph* glyph_q = NULL;
    float font_tex_coords[2 * 6 * MAX_MSG_LEN_CHUNK];
    float font_vertex[2 * 6 * MAX_MSG_LEN_CHUNK];
    float font_color[4 * 6 * MAX_MSG_LEN_CHUNK];
-   rsx_t      *rsx        = font->rsx;
+   rsx_t      *rsx      = font->rsx;
    const char* msg_end  = msg + msg_len;
    int x                = roundf(pos_x * rsx->vp.width);
    int y                = roundf(pos_y * rsx->vp.height);
@@ -376,8 +376,8 @@ static void rsx_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim
-         ? (unsigned)(delim - msg) : (unsigned)strlen(msg);
+      size_t msg_len    = delim
+         ? (delim - msg) : strlen(msg);
 
       /* Draw the line */
       rsx_font_render_line(font,
diff --git a/gfx/drivers_font/sixel_font.c b/gfx/drivers_font/sixel_font.c
index ff65fd8ff0..8ed902e80c 100644
--- a/gfx/drivers_font/sixel_font.c
+++ b/gfx/drivers_font/sixel_font.c
@@ -70,7 +70,7 @@ static void sixel_font_free(void *data, bool is_threaded)
 }
 
 static int sixel_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale) { return 0; }
+      size_t msg_len, float scale) { return 0; }
 static const struct font_glyph *sixel_font_get_glyph(
       void *data, uint32_t code) { return NULL; }
 
diff --git a/gfx/drivers_font/switch_font.c b/gfx/drivers_font/switch_font.c
index 7c03cbd124..3c1187d2a0 100644
--- a/gfx/drivers_font/switch_font.c
+++ b/gfx/drivers_font/switch_font.c
@@ -75,9 +75,9 @@ static void switch_font_free(void *data, bool is_threaded)
 }
 
 static int switch_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
-   unsigned i;
+   int i;
    const struct font_glyph* glyph_q = NULL;
    int         delta_x = 0;
    switch_font_t *font = (switch_font_t *)data;
@@ -111,11 +111,11 @@ static int switch_font_get_message_width(void *data, const char *msg,
 
 static void switch_font_render_line(
       switch_video_t *sw,
-      switch_font_t *font, const char *msg, unsigned msg_len,
+      switch_font_t *font, const char *msg, size_t msg_len,
       float scale, const unsigned int color, float pos_x,
       float pos_y, unsigned text_align)
 {
-   unsigned i;
+   int i;
    const struct font_glyph* glyph_q = NULL;
    int delta_x                      = 0;
    int delta_y                      = 0;
@@ -201,7 +201,7 @@ static void switch_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      int msg_len = strlen(msg);
+      size_t msg_len = strlen(msg);
       if (msg_len <= AVG_GLPYH_LIMIT)
          switch_font_render_line(sw, font, msg, msg_len,
                scale, color, pos_x, pos_y, text_align);
@@ -213,8 +213,8 @@ static void switch_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ?
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = delim ?
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       if (msg_len <= AVG_GLPYH_LIMIT)
diff --git a/gfx/drivers_font/vga_font.c b/gfx/drivers_font/vga_font.c
index c7179aa416..e6e2699fdb 100644
--- a/gfx/drivers_font/vga_font.c
+++ b/gfx/drivers_font/vga_font.c
@@ -72,7 +72,7 @@ static void vga_font_render_free(void *data, bool is_threaded)
 }
 
 static int vga_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale) { return 0; }
+      size_t msg_len, float scale) { return 0; }
 static const struct font_glyph *vga_font_get_glyph(
       void *data, uint32_t code) { return NULL; }
 
diff --git a/gfx/drivers_font/vita2d_font.c b/gfx/drivers_font/vita2d_font.c
index 519e905499..25dddb0dcb 100644
--- a/gfx/drivers_font/vita2d_font.c
+++ b/gfx/drivers_font/vita2d_font.c
@@ -107,9 +107,9 @@ static void vita2d_font_free(void *data, bool is_threaded)
 }
 
 static int vita2d_font_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
-   unsigned i;
+   int i;
    const struct font_glyph* glyph_q = NULL;
    int delta_x       = 0;
    vita_font_t *font = (vita_font_t*)data;
@@ -141,12 +141,12 @@ static int vita2d_font_get_message_width(void *data, const char *msg,
 }
 
 static void vita2d_font_render_line(
-      vita_font_t *font, const char *msg, unsigned msg_len,
+      vita_font_t *font, const char *msg, size_t msg_len,
       float scale, const unsigned int color, float pos_x,
       float pos_y,
       unsigned width, unsigned height, unsigned text_align)
 {
-   unsigned i;
+   int i;
    const struct font_glyph* glyph_q = NULL;
    int x           = roundf(pos_x * width);
    int y           = roundf((1.0f - pos_y) * height);
@@ -244,8 +244,8 @@ static void vita2d_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = (delim) ? 
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = (delim) ? 
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       vita2d_font_render_line(font, msg, msg_len,
diff --git a/gfx/drivers_font/vulkan_raster_font.c b/gfx/drivers_font/vulkan_raster_font.c
index 032508f85c..b17d8c08af 100644
--- a/gfx/drivers_font/vulkan_raster_font.c
+++ b/gfx/drivers_font/vulkan_raster_font.c
@@ -110,7 +110,7 @@ static void *vulkan_font_init(void *data,
 }
 
 static int vulkan_get_message_width(void *data, const char *msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
    const struct font_glyph* glyph_q = NULL;
    vulkan_raster_t *font = (vulkan_raster_t*)data;
@@ -149,7 +149,7 @@ static int vulkan_get_message_width(void *data, const char *msg,
 }
 
 static void vulkan_font_render_line(vk_t *vk,
-      vulkan_raster_t *font, const char *msg, unsigned msg_len,
+      vulkan_raster_t *font, const char *msg, size_t msg_len,
       float scale, const float color[4], float pos_x,
       float pos_y, unsigned text_align)
 {
@@ -258,8 +258,8 @@ static void vulkan_font_render_message(
    for (;;)
    {
       const char *delim = strchr(msg, '\n');
-      unsigned msg_len  = delim
-         ? (unsigned)(delim - msg) : (unsigned)strlen(msg);
+      size_t msg_len    = delim
+         ? (delim - msg) : strlen(msg);
 
       /* Draw the line */
       vulkan_font_render_line(font->vk, font, msg, msg_len,
diff --git a/gfx/drivers_font/wiiu_font.c b/gfx/drivers_font/wiiu_font.c
index a2c06dd3ee..48e57abb63 100644
--- a/gfx/drivers_font/wiiu_font.c
+++ b/gfx/drivers_font/wiiu_font.c
@@ -112,9 +112,9 @@ static void wiiu_font_free(void* data, bool is_threaded)
 }
 
 static int wiiu_font_get_message_width(void* data, const char* msg,
-      unsigned msg_len, float scale)
+      size_t msg_len, float scale)
 {
-   unsigned i;
+   int i;
    int delta_x = 0;
    const struct font_glyph* glyph_q = NULL;
    wiiu_font_t                *font = (wiiu_font_t*)data;
@@ -148,12 +148,12 @@ static int wiiu_font_get_message_width(void* data, const char* msg,
 
 static void wiiu_font_render_line(
       wiiu_video_t *wiiu,
-      wiiu_font_t* font, const char* msg, unsigned msg_len,
+      wiiu_font_t* font, const char* msg, size_t msg_len,
       float scale, const unsigned int color, float pos_x,
       float pos_y,
       unsigned width, unsigned height, unsigned text_align)
 {
-   unsigned i;
+   int i;
    int count;
    sprite_vertex_t *v;
    const struct font_glyph* glyph_q = NULL;
@@ -259,7 +259,7 @@ static void wiiu_font_render_message(
    if (!font->font_driver->get_line_metrics ||
        !font->font_driver->get_line_metrics(font->font_data, &line_metrics))
    {
-      unsigned msg_len = strlen(msg);
+      size_t msg_len = strlen(msg);
       if (wiiu->vertex_cache.current + (msg_len * 4) <= wiiu->vertex_cache.size) 
          wiiu_font_render_line(wiiu, font, msg, msg_len,
                scale, color, pos_x, pos_y,
@@ -272,8 +272,8 @@ static void wiiu_font_render_message(
    for (;;)
    {
       const char* delim = strchr(msg, '\n');
-      unsigned msg_len  = delim ? 
-         (unsigned)(delim - msg) : strlen(msg);
+      size_t msg_len    = delim ? 
+         (delim - msg) : strlen(msg);
 
       /* Draw the line */
       if (wiiu->vertex_cache.current + (msg_len * 4) <= wiiu->vertex_cache.size) 
diff --git a/gfx/font_driver.c b/gfx/font_driver.c
index e1ebaed204..d451b248cf 100644
--- a/gfx/font_driver.c
+++ b/gfx/font_driver.c
@@ -1014,7 +1014,7 @@ int font_driver_get_message_width(void *font_data,
    if (len == 0 && msg)
       len = strlen(msg);
    if (font && font->renderer && font->renderer->get_message_width)
-      return font->renderer->get_message_width(font->renderer_data, msg, (unsigned)len, scale);
+      return font->renderer->get_message_width(font->renderer_data, msg, len, scale);
    return -1;
 }
 
diff --git a/gfx/font_driver.h b/gfx/font_driver.h
index 1555efef8b..9c83c322de 100644
--- a/gfx/font_driver.h
+++ b/gfx/font_driver.h
@@ -106,7 +106,7 @@ typedef struct font_renderer
    void (*bind_block)(void *data, void *block);
    void (*flush)(unsigned width, unsigned height, void *data);
 
-   int (*get_message_width)(void *data, const char *msg, unsigned msg_len_full, float scale);
+   int (*get_message_width)(void *data, const char *msg, size_t msg_len, float scale);
    bool (*get_line_metrics)(void* data, struct font_line_metrics **metrics);
 } font_renderer_t;
 
diff --git a/gfx/gfx_widgets.c b/gfx/gfx_widgets.c
index 96db5a3fc1..68a7cbed82 100644
--- a/gfx/gfx_widgets.c
+++ b/gfx/gfx_widgets.c
@@ -260,7 +260,7 @@ void gfx_widgets_msg_queue_push(
          {
             title = msg_widget->msg             = strdup(task->title);
             msg_widget->msg_new                 = strdup(title);
-            msg_widget->msg_len                 = (unsigned)strlen(title);
+            msg_widget->msg_len                 = strlen(title);
 
             msg_widget->task_error              = !string_is_empty(task->error);
             msg_widget->task_cancelled          = task->cancelled;
@@ -286,7 +286,7 @@ void gfx_widgets_msg_queue_push(
             /* Compute rect width, wrap if necessary */
             /* Single line text > two lines text > two lines 
              * text with expanded width */
-            unsigned title_length               = (unsigned)strlen(title);
+            size_t title_length                 = strlen(title);
             char *msg                           = NULL;
             size_t msg_len                      = 0;
             unsigned width                      = menu_is_alive 
@@ -346,7 +346,8 @@ void gfx_widgets_msg_queue_push(
 
          if (!string_is_equal(task->title, msg_widget->msg_new))
          {
-            unsigned len, new_width;
+            size_t len;
+            unsigned new_width;
 
             if (msg_widget->msg_new)
             {
@@ -356,7 +357,7 @@ void gfx_widgets_msg_queue_push(
 
             title       = msg_widget->msg_new      = strdup(task->title);
 
-            len         = (unsigned)strlen(title);
+            len         = strlen(title);
             new_width   = font_driver_get_message_width(
                   p_dispwidget->gfx_widget_fonts.msg_queue.font,
                   title,
@@ -1110,7 +1111,7 @@ static int gfx_widgets_draw_indicator(
       width = font_driver_get_message_width(
             p_dispwidget->gfx_widget_fonts.regular.font,
             txt,
-            (unsigned)strlen(txt), 1.0f) 
+            strlen(txt), 1.0f) 
          + p_dispwidget->simple_widget_padding * 2;
 
       gfx_display_draw_quad(
@@ -1630,7 +1631,7 @@ void gfx_widgets_frame(void *data)
       int text_width        = font_driver_get_message_width(
             p_dispwidget->gfx_widget_fonts.regular.font,
             text,
-            (unsigned)strlen(text), 1.0f);
+            strlen(text), 1.0f);
       int total_width       = text_width
          + p_dispwidget->simple_widget_padding * 2;
 
diff --git a/gfx/gfx_widgets.h b/gfx/gfx_widgets.h
index 5b3389c076..16223cceee 100644
--- a/gfx/gfx_widgets.h
+++ b/gfx/gfx_widgets.h
@@ -117,7 +117,7 @@ typedef struct disp_widget_msg
    retro_task_t *task_ptr;
 
    uint32_t task_ident;
-   unsigned msg_len;
+   size_t   msg_len;
    unsigned duration;
    unsigned text_height;
    unsigned width;
diff --git a/gfx/widgets/gfx_widget_generic_message.c b/gfx/widgets/gfx_widget_generic_message.c
index 4d674d042c..a4a7890a2a 100644
--- a/gfx/widgets/gfx_widget_generic_message.c
+++ b/gfx/widgets/gfx_widget_generic_message.c
@@ -178,7 +178,7 @@ void gfx_widget_set_generic_message(
    /* Get background width */
    text_width         = font_driver_get_message_width(
          font_msg_queue->font, state->message,
-         (unsigned)strlen(state->message), 1.0f);
+         strlen(state->message), 1.0f);
    if (text_width < 0)
       text_width      = 0;
    state->bg_width    = (state->text_padding * 2) + (unsigned)text_width;
@@ -272,7 +272,7 @@ static void gfx_widget_generic_message_layout(
    {
       text_width       = font_driver_get_message_width(
             font_msg_queue->font, state->message,
-            (unsigned)strlen(state->message), 1.0f);
+            strlen(state->message), 1.0f);
       if (text_width < 0)
          text_width       = 0;
 
diff --git a/gfx/widgets/gfx_widget_libretro_message.c b/gfx/widgets/gfx_widget_libretro_message.c
index ea11319d34..61440521fc 100644
--- a/gfx/widgets/gfx_widget_libretro_message.c
+++ b/gfx/widgets/gfx_widget_libretro_message.c
@@ -172,7 +172,7 @@ void gfx_widget_set_libretro_message(
    state->bg_width = (state->text_padding * 2) +
          font_driver_get_message_width(
                font_msg_queue->font, state->message,
-               (unsigned)strlen(state->message), 1.0f);
+               strlen(state->message), 1.0f);
 
    /* If a 'slide in' animation is already in
     * progress, no further action is required;
@@ -236,7 +236,7 @@ static void gfx_widget_libretro_message_layout(
    if (!string_is_empty(state->message))
       state->bg_width += font_driver_get_message_width(
             font_msg_queue->font, state->message,
-            (unsigned)strlen(state->message), 1.0f);
+            strlen(state->message), 1.0f);
 }
 
 /* Widget iterate() */
diff --git a/gfx/widgets/gfx_widget_load_content_animation.c b/gfx/widgets/gfx_widget_load_content_animation.c
index eacc92daf0..f2c07be6a1 100644
--- a/gfx/widgets/gfx_widget_load_content_animation.c
+++ b/gfx/widgets/gfx_widget_load_content_animation.c
@@ -598,10 +598,10 @@ static void gfx_widget_load_content_animation_iterate(void *user_data,
       /* Get overall text width */
       content_name_width = font_driver_get_message_width(
             font_bold->font, state->content_name,
-            (unsigned)strlen(state->content_name), 1.0f);
+            strlen(state->content_name), 1.0f);
       system_name_width = font_driver_get_message_width(
             font_regular->font, state->system_name,
-            (unsigned)strlen(state->system_name), 1.0f);
+            strlen(state->system_name), 1.0f);
 
       state->content_name_width = (content_name_width > 0) ?
             (unsigned)content_name_width : 0;
diff --git a/gfx/widgets/gfx_widget_progress_message.c b/gfx/widgets/gfx_widget_progress_message.c
index 5ee2dae1d2..52f2dddfa9 100644
--- a/gfx/widgets/gfx_widget_progress_message.c
+++ b/gfx/widgets/gfx_widget_progress_message.c
@@ -151,7 +151,7 @@ void gfx_widget_set_progress_message(
    state->text_width = font_driver_get_message_width(
          font_regular->font,
          state->message,
-         (unsigned)strlen(state->message),
+         strlen(state->message),
          1.0f);
 
    /* Kill any existing timer/animation */
diff --git a/menu/drivers/materialui.c b/menu/drivers/materialui.c
index 173dce319b..af6e8d0509 100644
--- a/menu/drivers/materialui.c
+++ b/menu/drivers/materialui.c
@@ -2665,7 +2665,7 @@ static void materialui_render_messagebox(
       if (!string_is_empty(line))
       {
          int width     = font_driver_get_message_width(
-               mui->font_data.list.font, line, (unsigned)strlen(line), 1.0f);
+               mui->font_data.list.font, line, strlen(line), 1.0f);
          longest_width = (width > longest_width) ?
                width : longest_width;
       }
@@ -5662,7 +5662,7 @@ static void materialui_render_header(
                font_driver_get_message_width(
                   mui->font_data.hint.font,
                   mui->sys_bar_cache.battery_percent_str,
-                  (unsigned)strlen(mui->sys_bar_cache.battery_percent_str),
+                  strlen(mui->sys_bar_cache.battery_percent_str),
                   1.0f);
          }
 
@@ -5755,7 +5755,7 @@ static void materialui_render_header(
             = font_driver_get_message_width(
                mui->font_data.hint.font,
                mui->sys_bar_cache.timedate_str,
-               (unsigned)strlen(mui->sys_bar_cache.timedate_str),
+               strlen(mui->sys_bar_cache.timedate_str),
                1.0f);
       }
 
@@ -7821,7 +7821,7 @@ static void materialui_init_font(
       if (wideglyph_str)
       {
          int wideglyph_width =
-            font_driver_get_message_width(font_data->font, wideglyph_str, (unsigned)strlen(wideglyph_str), 1.0f);
+            font_driver_get_message_width(font_data->font, wideglyph_str, strlen(wideglyph_str), 1.0f);
 
          if (wideglyph_width > 0 && char_width > 0) 
             font_data->wideglyph_width = wideglyph_width * 100 / char_width;
diff --git a/menu/drivers/ozone.c b/menu/drivers/ozone.c
index a3afe1d150..89db5dda5c 100644
--- a/menu/drivers/ozone.c
+++ b/menu/drivers/ozone.c
@@ -5374,7 +5374,7 @@ border_iterate:
       {
          /* Note: This entry can never be selected, so ticker_x_offset
           * is irrelevant here (i.e. this text will never scroll) */
-         unsigned text_width = font_driver_get_message_width(ozone->fonts.entries_label.font, rich_label, (unsigned)strlen(rich_label), 1.0f);
+         unsigned text_width = font_driver_get_message_width(ozone->fonts.entries_label.font, rich_label, strlen(rich_label), 1.0f);
          x_offset = (video_info_width - (unsigned)
                ozone->dimensions_sidebar_width - entry_padding * 2) 
             / 2 - text_width / 2 - 60 * scale_factor;
@@ -6379,7 +6379,7 @@ static void ozone_draw_osk(ozone_handle_t *ozone,
                ? 0 
                : font_driver_get_message_width(
                      ozone->fonts.entries_label.font, msg,
-                     (unsigned)strlen(msg), 1.0f);
+                     strlen(msg), 1.0f);
             gfx_display_draw_quad(
                   p_disp,
                   userdata,
@@ -6491,7 +6491,7 @@ static void ozone_draw_messagebox(
       if (!string_is_empty(msg))
       {
          int width = font_driver_get_message_width(
-               ozone->fonts.footer.font, msg, (unsigned)strlen(msg), 1.0f);
+               ozone->fonts.footer.font, msg, strlen(msg), 1.0f);
 
          if (width > longest_width)
             longest_width = width;
@@ -8167,7 +8167,7 @@ static bool ozone_init_font(
    if (wideglyph_str)
    {
       int wideglyph_width =
-         font_driver_get_message_width(font_data->font, wideglyph_str, (unsigned)strlen(wideglyph_str), 1.0f);
+         font_driver_get_message_width(font_data->font, wideglyph_str, strlen(wideglyph_str), 1.0f);
       
       if (wideglyph_width > 0 && glyph_width > 0) 
          font_data->wideglyph_width = wideglyph_width * 100 / glyph_width;
@@ -8185,7 +8185,7 @@ static void ozone_cache_footer_label(ozone_handle_t *ozone,
 {
    const char *str = msg_hash_to_str(enum_idx);
    /* Determine pixel width */
-   unsigned length = (unsigned)strlen(str);
+   size_t length   = strlen(str);
 
    /* Assign string */
    label->str      = str;
diff --git a/menu/drivers/xmb.c b/menu/drivers/xmb.c
index 3db461c1fe..f5702be97a 100644
--- a/menu/drivers/xmb.c
+++ b/menu/drivers/xmb.c
@@ -1036,7 +1036,7 @@ static void xmb_render_messagebox_internal(
       if (!string_is_empty(msg))
       {
          int width     = font_driver_get_message_width(
-               xmb->font, msg, (unsigned)strlen(msg), 1);
+               xmb->font, msg, strlen(msg), 1);
          if (width > longest_width)
             longest_width = width;
       }
@@ -5676,7 +5676,7 @@ static void xmb_frame(void *data, video_frame_info_t *video_info)
 
          percent_width = (unsigned)
             font_driver_get_message_width(
-                  xmb->font, msg, (unsigned)strlen(msg), 1);
+                  xmb->font, msg, strlen(msg), 1);
 
          xmb_draw_text(xmb_shadows_enable, xmb, settings, msg,
                video_width - xmb->margins_title_left - x_pos,
@@ -6920,7 +6920,7 @@ static void xmb_context_reset_internal(xmb_handle_t *xmb,
       int char_width =
          font_driver_get_message_width(xmb->font, "a", 1, 1);
       int wideglyph_width =
-         font_driver_get_message_width(xmb->font, wideglyph_str, (unsigned)strlen(wideglyph_str), 1);
+         font_driver_get_message_width(xmb->font, wideglyph_str, strlen(wideglyph_str), 1);
 
       if (wideglyph_width > 0 && char_width > 0)
          xmb->wideglyph_width = wideglyph_width * 100 / char_width;
diff --git a/network/netplay/netplay_frontend.c b/network/netplay/netplay_frontend.c
index 697fcbd535..1d49b381e7 100644
--- a/network/netplay/netplay_frontend.c
+++ b/network/netplay/netplay_frontend.c
@@ -9198,7 +9198,7 @@ static void gfx_widget_netplay_chat_frame(void *data, void *userdata)
    size_t i;
    char formatted_nick[NETPLAY_CHAT_MAX_SIZE];
    char formatted_msg[NETPLAY_CHAT_MAX_SIZE];
-   int  formatted_nick_len;
+   size_t formatted_nick_len;
    int  formatted_nick_width;
    video_frame_info_t         *video_info   = (video_frame_info_t*)data;
    dispgfx_widget_t           *p_dispwidget = (dispgfx_widget_t*)userdata;
@@ -9222,7 +9222,7 @@ static void gfx_widget_netplay_chat_frame(void *data, void *userdata)
          continue;
 
       /* Truncate the message, if necessary. */
-      formatted_nick_len = snprintf(formatted_nick, sizeof(formatted_nick),
+      formatted_nick_len = (size_t)snprintf(formatted_nick, sizeof(formatted_nick),
          "%s: ", nick);
       strlcpy(formatted_msg, msg, sizeof(formatted_msg) - formatted_nick_len);
 
@@ -9299,7 +9299,7 @@ static void gfx_widget_netplay_ping_frame(void *data, void *userdata)
    if (ping >= 0)
    {
       char ping_str[16];
-      int ping_len;
+      size_t ping_len;
       int ping_width, total_width;
       video_frame_info_t     *video_info   = (video_frame_info_t*)data;
       dispgfx_widget_t       *p_dispwidget = (dispgfx_widget_t*)userdata;
@@ -9312,7 +9312,8 @@ static void gfx_widget_netplay_ping_frame(void *data, void *userdata)
       if (ping > 999)
          ping = 999;
 
-      ping_len = snprintf(ping_str, sizeof(ping_str), "PING: %d", ping);
+      ping_len    = (size_t)snprintf(ping_str,
+            sizeof(ping_str), "PING: %d", ping);
 
       ping_width  = font_driver_get_message_width(
          font->font, ping_str, ping_len, 1.0f);