1 files changed, 8 insertions, 0 deletions
diff --git a/lib/e2p/getversion.c b/lib/e2p/getversion.c
index 04dc0f75..309dfb6f 100644
--- a/lib/e2p/getversion.c
+++ b/lib/e2p/getversion.c
@@ -14,7 +14,9 @@
  * 93/10/30	- Creation
  */
 
+#if HAVE_ERRNO_H
 #include <errno.h>
+#endif
 #include <sys/ioctl.h>
 
 #include <linux/ext2_fs.h>
@@ -23,5 +25,11 @@
 
 int getversion (int fd, unsigned long * version)
 {
+#if HAVE_EXT2_IOCTLS
 	return ioctl (fd, EXT2_IOC_GETVERSION, version);
+#else /* ! HAVE_EXT2_IOCTLS */
+	extern int errno;
+	errno = EOPNOTSUPP;
+	return -1;
+#endif /* ! HAVE_EXT2_IOCTLS */
 }