1 WNOHANG 2 #ifndef WSTOPPED 3 WUNTRACED 4 #endif 5 WEXITED 6 WTRAPPED 7 WSTOPPED 8 WCONTINUED 9 WNOWAIT 10 __WCLONE 0x80000000 11 __WALL 0x40000000 12 __WNOTHREAD 0x20000000 13