http://bugs.winehq.org/show_bug.cgi?id=5138
------- Additional Comments From mike@codeweavers.com 2006-26-04 23:08 ------- I'm building Wine with gcc 4.1 on Slackware 10.1 and don't see this problem. Are you compiling with -O0 by any chance?
You can get rid of the configure warning by installing a newish version of FontForge.