--- Libc/Libc-320.1.3/i386/sys/socketpair.s
+++ Libc/Libc-391/i386/sys/socketpair.s
@@ -25,5 +25,8 @@
  */
 #include "SYS.h"
 
-UNIX_SYSCALL(socketpair, 5)
+PSEUDO(socketpair$UNIX2003, socketpair, 5)
 	ret
+
+UNIX_SYSCALL_ERR(socketpair, 5, cerror_cvt)
+	ret