configure: only try -Qunused-arguments for clang

[musl] / src / unistd / truncate.c

diff --git a/src/unistd/truncate.c b/src/unistd/truncate.c
index f75e824..9729680 100644 (file)
--- a/src/unistd/truncate.c
+++ b/src/unistd/truncate.c
@@ -1,15 +1,9 @@
 #include <unistd.h>
 #include "syscall.h"
-#include "libc.h"
 
 int truncate(const char *path, off_t length)
 {
-       if (sizeof(long) == 8)
-               return syscall2(__NR_truncate, (long)path, length);
-       else {
-               union { long long ll; long l[2]; } u = { length };
-               return syscall3(__NR_truncate64, (long)path, u.l[0], u.l[1]);
-       }
+       return syscall(SYS_truncate, path, __SYSCALL_LL_O(length));
 }
 
-LFS64(truncate);
+weak_alias(truncate, truncate64);