summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--include/unistd.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/unistd.h b/include/unistd.h
index 4701dabf8..40d6abdc0 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -1073,7 +1073,7 @@ extern char *getpass (const char *__prompt) __nonnull ((1));
extern int fsync (int __fd);
#endif /* Use BSD || X/Open || Unix98. */
-#if __USE_GNU
+#if defined __USE_GNU
/* Make all changes done to all files on the file system associated
* with FD actually appear on disk. */
extern int syncfs (int __fd) __THROW;