windowmaker-0.91.0 compilation problem

[x121]

Hi,
System:
FreeBSD  4.10-RELEASE #0: Sun Oct 31 00:08:36 MSD 2004   i386

I did the configuration:
./configure  --enable-kde --enable-gnome -enable-modelock
OK.
The error comes from make:
#make
===>  Building for windowmaker-0.91.0
Making all in wrlib
Making all in WINGs
Making all in WINGs
Making all in .
Making all in po
Making all in Documentation
Making all in Resources
Making all in Examples
Making all in Extras
Making all in Tests
Making all in src
Making all in util
Making all in po
Making all in WindowMaker
Making all in Backgrounds
Making all in Defaults
Making all in IconSets
Making all in Icons
Making all in Pixmaps
Making all in Styles
Making all in Themes
Making all in wmlib
Making all in test
Making all in WPrefs.app
Making all in xpm
Making all in tiff
Making all in po
cc -DHAVE_CONFIG_H -I. -I. -I../src -I../wrlib -I../WINGs -
I/usr/local/include -
I/usr/X11R6/include  -I/usr/X11R6/include -
DLOCALEDIR=\"/usr/X11R6/share/locale\
" -I/usr/local/include -fno-strict-aliasing -O -pipe -c FontSimple.c
FontSimple.c: In function `lookup_available_fonts':
FontSimple.c:219: `FC_WIDTH' undeclared (first use in this function)
FontSimple.c:219: (Each undeclared identifier is reported only once
FontSimple.c:219: for each function it appears in.)
FontSimple.c: In function `getSelectedFont':
FontSimple.c:332: `FC_WIDTH' undeclared (first use in this function)
FontSimple.c: In function `selectedOption':
FontSimple.c:528: `FC_WIDTH' undeclared (first use in this function)
*** Error code 1
Stop in /usr/ports/x11-wm/windowmaker/work/WindowMaker-0.91.0/WPrefs.app.
*** Error code 1
Stop in /usr/ports/x11-wm/windowmaker/work/WindowMaker-0.91.0/WPrefs.app.
*** Error code 1
Stop in /usr/ports/x11-wm/windowmaker/work/WindowMaker-0.91.0.
*** Error code 1
Stop in /usr/ports/x11-wm/windowmaker.
#
Could someone tell me where 'FC_WIDTH' declared and how i can to avoid this error?
Thank you.
Alex.