Declare prototype of __syscall locally. Fixes t_syscall test.

2 files changed, 7 insertions, 3 deletions

diff --git a/src/regress/lib/libc/sys/Makefile b/src/regress/lib/libc/sys/Makefile
index db67e9078a..c373432f56 100644
--- a/src/regress/lib/libc/sys/Makefile
+++ b/src/regress/lib/libc/sys/Makefile
@@ -1,4 +1,4 @@
-#       $OpenBSD: Makefile,v 1.6 2020/11/09 23:18:51 bluhm Exp $
+#       $OpenBSD: Makefile,v 1.7 2020/11/10 14:43:14 bluhm Exp $
 
 # Copyright (c) 2019 Moritz Buhl <openbsd@moritzbuhl.de>
 # Copyright (c) 2019 Alexander Bluhm <bluhm@openbsd.org>
@@ -53,7 +53,6 @@ REGRESS_EXPECTED_FAILURES +=	run-t_msgrcv-3
 REGRESS_EXPECTED_FAILURES +=    run-t_pipe2-2
 REGRESS_EXPECTED_FAILURES +=    run-t_stat-1 run-t_stat-4 run-t_stat-5
 REGRESS_EXPECTED_FAILURES +=    run-t_stat-6 run-t_stat-8
-REGRESS_EXPECTED_FAILURES +=    run-t_syscall-1
 REGRESS_EXPECTED_FAILURES +=    run-t_unlink-2
 
 . for p in ${PROGS}
diff --git a/src/regress/lib/libc/sys/t_syscall.c b/src/regress/lib/libc/sys/t_syscall.c
index e864970262..72ad9139d6 100644
--- a/src/regress/lib/libc/sys/t_syscall.c
+++ b/src/regress/lib/libc/sys/t_syscall.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: t_syscall.c,v 1.1.1.1 2019/11/19 19:57:04 bluhm Exp $ */
+/*      $OpenBSD: t_syscall.c,v 1.2 2020/11/10 14:43:14 bluhm Exp $     */
 /*      $NetBSD: t_syscall.c,v 1.3 2018/05/28 07:55:56 martin Exp $     */
 
 /*-
@@ -47,6 +47,11 @@ __RCSID("$NetBSD: t_syscall.c,v 1.3 2018/05/28 07:55:56 martin Exp $");
 #include <sys/endian.h>
 #include <sys/syscall.h>
 
+#ifdef __OpenBSD__
+/* Declare prototype of __syscall locally specifying the return type. */
+quad_t __syscall(quad_t number, ...);
+#endif
+
 #if !defined(_LP64) && BYTE_ORDER == _BIG_ENDIAN
 #define __SYSCALL_TO_UINTPTR_T(V)       ((uintptr_t)((V)>>32))
 #else