fixed signatures for several syscalls that return positive value in correct case

sysdeps/unix/sysv/linux/sys/syscall.h

Index: sysdeps/unix/sysv/linux/sys/syscall.h
diff --git a/sysdeps/unix/sysv/linux/sys/syscall.h b/sysdeps/unix/sysv/linux/sys/syscall.h
index 775cc4b2b0318cad6825709c5110c37053452fe4..201e3481006653c63ec742e5511893b44d71a65d 100644
--- a/sysdeps/unix/sysv/linux/sys/syscall.h
+++ b/sysdeps/unix/sysv/linux/sys/syscall.h
@@ -24,22 +24,26 @@
    from the kernel sources.  */
 #include <asm/unistd.h>
 #ifdef __i386__
-#  define __NR_accept		325
-#  define __NR_bind		326
-#  define __NR_listen		327
-#  define __NR_connect		328
-#  define __NR_send		329
-#  define __NR_sendto		330
-#  define __NR_sendmsg		331
-#  define __NR_recv		332
-#  define __NR_recvfrom		333
-#  define __NR_recvmsg		334
-#  define __NR_shutdown		335
-#  define __NR_getsockopt		336
-#  define __NR_setsockopt		337
-#  define __NR_getsockname		338
-#  define __NR_getpeername		339
-#  define __NR_socketpair		340
+#  define __NR_accept		2325
+#  define __NR_bind		2326
+#  define __NR_listen		2327
+#  define __NR_connect		2328
+#  define __NR_send		2329
+#  define __NR_sendto		2330
+#  define __NR_sendmsg		2331
+#  define __NR_recv		2332
+#  define __NR_recvfrom		2333
+#  define __NR_recvmsg		2334
+#  define __NR_shutdown		2335
+#  define __NR_getsockopt		2336
+#  define __NR_setsockopt		2337
+#  define __NR_getsockname		2338
+#  define __NR_getpeername		2339
+#  define __NR_socketpair		2340
+#endif
+#ifdef __x86_64__
+#  define __NR_send		2329
+#  define __NR_recv		2332
 #endif
 
 #ifndef _LIBC