diff -Nru man-1.6d.orig/src/man.c man-1.6d/src/man.c
--- man-1.6d.orig/src/man.c	2006-06-17 10:33:32.000000000 +0200
+++ man-1.6d/src/man.c	2006-06-17 10:33:51.000000000 +0200
@@ -576,7 +576,9 @@
 		*  .ev 1; .lt ...; .ev helps for my version of groff.
 		* The LL assignment is needed by the mandoc macros.
 		*/
-	       sprintf(eos(bufh), "echo \".ll %d.%di\"; ", ll/10, ll%10);
+              /* use the LL register instead of .ll to keep up with
+               * changes in the groff-1.18 series */
+              sprintf(eos(bufh), "echo \".nr LL %d.%di\"; ", ll/10, ll%10);
 	       sprintf(eos(bufh), "echo \".nr LL %d.%di\"; ", ll/10, ll%10);
 #if 0
 	       sprintf(eos(bufh), "echo \".lt %d.%di\"; ", ll/10, ll%10);