From: Sami Kerola <kerolasa@iki.fi>
Date: Mon, 25 Nov 2019 20:33:05 +0000 (+0000)
Subject: build-sys: add missing NR underscore to UL_CHECK_SYSCALL()
X-Git-Tag: v2.35-rc1~19^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ca27517aae3e53179d9ebaa03d8956f870c83725;p=thirdparty%2Futil-linux.git

build-sys: add missing NR underscore to UL_CHECK_SYSCALL()

The unistd.h defines system call numbers with two leading underscores.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
---

diff --git a/m4/ul.m4 b/m4/ul.m4
index ef9798ec55..7e9aa1d391 100644
--- a/m4/ul.m4
+++ b/m4/ul.m4
@@ -105,8 +105,8 @@ AC_DEFUN([UL_CHECK_SYSCALL], [
       [syscall=SYS_$1],
       [dnl Our libc failed use, so see if we can get the kernel
       dnl headers to play ball ...
-      _UL_SYSCALL_CHECK_DECL([_NR_$1],
-	[syscall=_NR_$1],
+      _UL_SYSCALL_CHECK_DECL([__NR_$1],
+	[syscall=__NR_$1],
 	[
 	  syscall=no
 	  if test "x$linux_os" = xyes; then