yywrap() is not allowed to be a macro nowadays.

Fixes broken build on current.
XXX: I'd be very surprised if this thing runs on 64-bit platforms.

wm/amiwm/distinfo

@@ -1,6 +1,7 @@
-$NetBSD: distinfo,v 1.4 2008/04/25 02:16:11 reed Exp $
+$NetBSD: distinfo,v 1.5 2010/04/29 00:02:07 dholland Exp $
 
 SHA1 (amiwm0.20pl48.tar.gz) = 6cf5f7197403a9519ea1f3b272e67a8de4fdca43
 RMD160 (amiwm0.20pl48.tar.gz) = abb5922a84501a28a73684c9e056dba6ac6969b7
 Size (amiwm0.20pl48.tar.gz) = 141542 bytes
 SHA1 (patch-aa) = 4927276af44a0c2257eb723959002eef90db6aaf
+SHA1 (patch-ab) = 047bd7f8c495a3d872c98515368f87131eea7162

wm/amiwm/patches/patch-ab

@@ -0,0 +1,13 @@
+$NetBSD: patch-ab,v 1.1 2010/04/29 00:02:07 dholland Exp $
+
+--- lex.l~	1997-12-12 17:21:58.000000000 +0000
++++ lex.l
+@@ -6,7 +6,7 @@ extern int ParseError;
+ extern FILE *rcfile;
+ #undef yyin
+ #define yyin rcfile
+-#define yywrap() 1
++static int yywrap(void) { return 1; }
+ extern int parse_keyword(char *);
+ void fixup_string(char *, char *);
+ %}