--- vmstat.c
+++ vmstat.c	2012-06-01 15:57:49.952010091 +0000
@@ -41,9 +41,9 @@
 #include <sys/dir.h>
 #include <sys/ioctl.h>
 #include <sys/types.h>
+#include <sys/stat.h>
 #include <termios.h>
 #include <unistd.h>
-
 #include "c.h"
 #include "fileutils.h"
 #include "nls.h"
@@ -545,13 +545,12 @@ static void slabheader(void)
 
 static void slabformat(void)
 {
-	FILE *fSlab;
+	struct stat fSlab;
 	struct slab_cache *slabs;
 	unsigned long nSlab, i, j, k;
 	const char format[] = "%-24s %6u %6u %6u %6u\n";
 
-	fSlab = fopen("/proc/slabinfo", "rb");
-	if (!fSlab) {
+	if (stat("/proc/slabinfo", &fSlab) < 0) {
 		xwarnx(_("your kernel does not support slabinfo or your permissions are insufficient"));
 		return;
 	}
@@ -583,7 +582,6 @@ static void slabformat(void)
 		}
 		free(slabs);
 	}
-	fclose(fSlab);
 }
 
 static void disksum_format(void)