Some C89_BUILD buildfixes

configuration.c

@@ -1628,7 +1628,7 @@ static bool config_load_file(const char *path, bool set_defaults)
 
 #ifdef HAVE_NETWORK_GAMEPAD
    CONFIG_GET_BOOL_BASE(conf, settings, network_remote_enable, "network_remote_enable");
-   for (int i=0; i < MAX_USERS; i++)
+   for (i = 0; i < MAX_USERS; i++)
    {
       char tmp[64] = {0};
       snprintf(tmp, sizeof(tmp), "network_remote_enable_user_p%u", i + 1);
@@ -2780,8 +2780,7 @@ bool config_save_file(const char *path)
    }
 
 #ifdef HAVE_NETWORK_GAMEPAD
-
+   for (i = 0; i < MAX_USERS; i++)
-   for (int i=0; i < MAX_USERS; i++)
    {
       char tmp[64] = {0};
       snprintf(tmp, sizeof(tmp), "network_remote_enable_user_p%u", i + 1);

menu/menu_setting.c

@@ -6115,6 +6115,7 @@ static bool setting_append_list_netplay_options(
       const char *parent_group)
 {
 #ifdef HAVE_NETPLAY
+   unsigned user;
    rarch_setting_group_info_t group_info    = {0};
    rarch_setting_group_info_t subgroup_info = {0};
    settings_t *settings = config_get_ptr();
@@ -6297,11 +6298,11 @@ static bool setting_append_list_netplay_options(
          menu_settings_list_current_add_range(list, list_info, 1, 99999, 1, true, true);
    settings_data_list_current_add_flags(list, list_info, SD_FLAG_ADVANCED);
 
-   for(int user = 0; user < settings->input.max_users; user++)
+   for(user = 0; user < settings->input.max_users; user++)
    {
-      char s1[64];
+      char s1[64], s2[64];
+
       snprintf(s1, sizeof(s1), "%s_user_p%d", menu_hash_to_str(MENU_LABEL_NETWORK_REMOTE_ENABLE), user + 1);
-      char s2[64];
       snprintf(s2, sizeof(s2), "User %d Remote Enable", user + 1);
 
 

remote.c

@@ -121,22 +121,23 @@ error:
 
 rarch_remote_t *rarch_remote_new(uint16_t port)
 {
+   unsigned user;
    rarch_remote_t *handle = (rarch_remote_t*)calloc(1, sizeof(*handle));
    settings_t   *settings = config_get_ptr();
+
    if (!handle)
       return NULL;
 
    (void)port;
 
 #if defined(HAVE_NETWORK_GAMEPAD) && defined(HAVE_NETPLAY)
-   for(int user = 0; user < settings->input.max_users; user ++)
+   for(user = 0; user < settings->input.max_users; user ++)
    {
       handle->net_fd[user] = -1;
       if(settings->network_remote_enable_user[user])
          if (!remote_init_network(handle, port, user))
             goto error;
    }
-
 #endif
 
    return handle;
@@ -150,13 +151,12 @@ error:
 
 void rarch_remote_free(rarch_remote_t *handle)
 {
+   unsigned user;
    settings_t *settings = config_get_ptr();
-#if defined(HAVE_NETWORK_GAMEPAD) && defined(HAVE_NETPLAY)
-   for(int user = 0; user < settings->input.max_users; user ++)
-   {
-      socket_close(handle->net_fd[user]);
-   }
 
+#if defined(HAVE_NETWORK_GAMEPAD) && defined(HAVE_NETPLAY)
+   for(user = 0; user < settings->input.max_users; user ++)
+      socket_close(handle->net_fd[user]);
 #endif
 
    free(handle);
@@ -211,24 +211,28 @@ bool input_remote_key_pressed(int key, unsigned port)
 
 void rarch_remote_poll(rarch_remote_t *handle)
 {
+   unsigned user;
    settings_t *settings = config_get_ptr();
    input_remote_state_t *ol_state  = input_remote_get_state_ptr();
    
-   for(int user=0; user < settings->input.max_users; user++)
+   for(user = 0; user < settings->input.max_users; user++)
    {
       if (settings->network_remote_enable_user[user])
       {
-         
+         char buf[8];
+         ssize_t ret;
          fd_set fds;
          struct timeval tmp_tv = {0};
+
          if (handle->net_fd[user] < 0)
             return;
+
          FD_ZERO(&fds);
          FD_SET(handle->net_fd[user], &fds);
 
-         char buf[8];
+         ret = recvfrom(handle->net_fd[user], buf,
-         ssize_t ret = recvfrom(handle->net_fd[user], buf,
                sizeof(buf) - 1, 0, NULL, NULL);
+
          if (ret > 0)
             parse_packet(buf, sizeof(buf), user);
          else