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sockets: ioctl: fix _IO macros for 16 bit platforms

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See bug #57565
This commit is contained in:
Simon Goldschmidt 2020-01-10 20:46:23 +01:00
parent 5c2887a241
commit b43f081b9a
1 changed files with 1 additions and 1 deletions
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2
src/include/lwip/sockets.h
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@ -409,7 +409,7 @@ typedef struct ipv6_mreq {
* we restrict parameters to at most 128 bytes.
*/
#if !defined(FIONREAD) || !defined(FIONBIO)
#define IOCPARM_MASK 0x7fU /* parameters must be < 128 bytes */
#define IOCPARM_MASK 0x7fUL /* parameters must be < 128 bytes */
#define IOC_VOID 0x20000000UL /* no parameters */
#define IOC_OUT 0x40000000UL /* copy out parameters */
#define IOC_IN 0x80000000UL /* copy in parameters */