Eliminate spurious warning, convert to getopt, and eliminate redundant check.

[oweals/busybox.git] / update.c

diff --git a/update.c b/update.c
index 2cf4a98b22c0236b6c59dab3221ae4fc5da8c813..a6550b05cab853c8ec7ccd8e136c661dc764b265 100644 (file)
--- a/update.c
+++ b/update.c
@@ -28,20 +28,18 @@
  * earlier) kernel. 2.2.x and higher flush filesystem buffers automatically.
  */
 
-#include "busybox.h"
 #include <sys/param.h>
 #include <sys/syslog.h>
 #include <unistd.h> /* for getopt() */
 #include <stdlib.h>
 
-
-#if defined(__GLIBC__)
-#include <sys/kdaemon.h>
+#if __GNU_LIBRARY__ > 5
+       #include <sys/kdaemon.h>
 #else
-#include <sys/syscall.h>
-#include <linux/unistd.h>
-static _syscall2(int, bdflush, int, func, int, data);
-#endif /* __GLIBC__ */
+       extern int bdflush (int func, long int data);
+#endif
+
+#include "busybox.h"
 
 static unsigned int sync_duration = 30;
 static unsigned int flush_duration = 5;