diff -Nur A/fs/proc/proc_misc.c B/fs/proc/proc_misc.c
--- A/fs/proc/proc_misc.c	Mon Mar 17 23:40:10 2003
+++ B/fs/proc/proc_misc.c	Mon Mar 17 23:42:24 2003
@@ -36,6 +36,7 @@
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <linux/seq_file.h>
+#include <linux/hugetlb.h>
 
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>