trymsgdontwait.c (206B)
1 /* ISC license. */ 2 3 #undef _POSIX_C_SOURCE 4 #undef _XOPEN_SOURCE 5 6 #ifndef _XPG4_2 7 # define _XPG4_2 8 #endif 9 10 #ifndef _BSD_SOURCE 11 #define _BSD_SOURCE 12 #endif 13 14 #include <sys/socket.h> 15 16 int value = MSG_DONTWAIT ;