Index: man-1.6f/src/makewhatis.sh
===================================================================
--- man-1.6f.orig/src/makewhatis.sh	2010-12-29 13:42:34.000000000 -0800
+++ man-1.6f/src/makewhatis.sh	2010-12-29 13:42:35.667428347 -0800
@@ -124,7 +124,7 @@
 	continue;;
     -s) setsections=1
 	continue;;
-    -u) findarg="-ctime 0"
+    -u) findarg="-newer /var/cache/man/whatis"
 	update=1
 	continue;;
     -v) verbose=1
@@ -165,14 +165,7 @@
 # first truncate all the whatis files that will be created new,
 # then only update - we might visit the same directory twice
 if [ x$update = x ]; then
-   for pages in man cat
-   do
-      eval path="\$$pages"path
-      for mandir in $path
-      do
-	 cp /dev/null $mandir/whatis
-      done
-   done
+   cp /dev/null /var/cache/man/whatis
 fi
 
 for pages in man cat
