#include extern int socketcall(int callno,long* args); int __libc_socketpair(int a, int type, int protocol, int sv[2]); int __libc_socketpair(int a, int type, int protocol, int sv[2]) { unsigned long args[] = { a, type, protocol, (long)sv }; return socketcall(SYS_SOCKETPAIR, args); } int socketpair(int d, int type, int protocol, int sv[2]) __attribute__((weak,alias("__libc_socketpair")));