[git commit] symlink.c: Compile only if syscall is available

[Bernhard Reutner-Fischer]

commit: http://git.uclibc.org/uClibc/commit/?id=c292baef29b746ba55418757c5efd0d8b78be59a
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master

Signed-off-by: Peter S. Mazinger <ps.m at gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
---
 libc/sysdeps/linux/common/symlink.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/libc/sysdeps/linux/common/symlink.c b/libc/sysdeps/linux/common/symlink.c
index e53e8d4..15a576d 100644
--- a/libc/sysdeps/linux/common/symlink.c
+++ b/libc/sysdeps/linux/common/symlink.c
@@ -8,7 +8,8 @@
  */
 
 #include <sys/syscall.h>
-#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K
-#include <unistd.h>
+
+#if defined __NR_symlink && (defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K)
+# include <unistd.h>
 _syscall2(int, symlink, const char *, oldpath, const char *, newpath)
 #endif