gtkconsole puke

make[1]: Entering directory `/usr/src/asterisk-1.0-RC2/pbx'
gcc -pipe  -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -g  -Iinclude -I../include -D_REENTRANT -D_GNU_SOURCE  -O6 -march=i686   -DZAPTEL_OPTIMIZATIONS  -DASTERISK_VERSION=\"1.0-RC2\" -DINSTALL_PREFIX=\"\" -DASTETCDIR=\"/etc/asterisk\" -DASTLIBDIR=\"/usr/lib/asterisk\" -DASTVARLIBDIR=\"/var/lib/asterisk\" -DASTVARRUNDIR=\"/var/run\" -DASTSPOOLDIR=\"/var/spool/asterisk\" -DASTLOGDIR=\"/var/log/asterisk\" -DASTCONFPATH=\"/etc/asterisk/asterisk.conf\" -DASTMODDIR=\"/usr/lib/asterisk/modules\" -DASTAGIDIR=\"/var/lib/asterisk/agi-bin\"     -DBUSYDETECT_MARTIN      -fPIC   -c -o pbx_config.o pbx_config.c
gcc -shared -Xlinker -x -o pbx_config.so pbx_config.o
gcc -pipe  -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -g  -Iinclude -I../include -D_REENTRANT -D_GNU_SOURCE  -O6 -march=i686   -DZAPTEL_OPTIMIZATIONS  -DASTERISK_VERSION=\"1.0-RC2\" -DINSTALL_PREFIX=\"\" -DASTETCDIR=\"/etc/asterisk\" -DASTLIBDIR=\"/usr/lib/asterisk\" -DASTVARLIBDIR=\"/var/lib/asterisk\" -DASTVARRUNDIR=\"/var/run\" -DASTSPOOLDIR=\"/var/spool/asterisk\" -DASTLOGDIR=\"/var/log/asterisk\" -DASTCONFPATH=\"/etc/asterisk/asterisk.conf\" -DASTMODDIR=\"/usr/lib/asterisk/modules\" -DASTAGIDIR=\"/var/lib/asterisk/agi-bin\"     -DBUSYDETECT_MARTIN      -fPIC   -c -o pbx_wilcalu.o pbx_wilcalu.c
gcc -shared -Xlinker -x -o pbx_wilcalu.so pbx_wilcalu.o
gcc -pipe  -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -g  -Iinclude -I../include -D_REENTRANT -D_GNU_SOURCE  -O6 -march=i686   -DZAPTEL_OPTIMIZATIONS  -DASTERISK_VERSION=\"1.0-RC2\" -DINSTALL_PREFIX=\"\" -DASTETCDIR=\"/etc/asterisk\" -DASTLIBDIR=\"/usr/lib/asterisk\" -DASTVARLIBDIR=\"/var/lib/asterisk\" -DASTVARRUNDIR=\"/var/run\" -DASTSPOOLDIR=\"/var/spool/asterisk\" -DASTLOGDIR=\"/var/log/asterisk\" -DASTCONFPATH=\"/etc/asterisk/asterisk.conf\" -DASTMODDIR=\"/usr/lib/asterisk/modules\" -DASTAGIDIR=\"/var/lib/asterisk/agi-bin\"     -DBUSYDETECT_MARTIN      -fPIC   -c -o pbx_spool.o pbx_spool.c
gcc -shared -Xlinker -x -o pbx_spool.so pbx_spool.o
gcc -pipe  -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -g  -Iinclude -I../include -D_REENTRANT -D_GNU_SOURCE  -O6 -march=i686   -DZAPTEL_OPTIMIZATIONS  -DASTERISK_VERSION=\"1.0-RC2\" -DINSTALL_PREFIX=\"\" -DASTETCDIR=\"/etc/asterisk\" -DASTLIBDIR=\"/usr/lib/asterisk\" -DASTVARLIBDIR=\"/var/lib/asterisk\" -DASTVARRUNDIR=\"/var/run\" -DASTSPOOLDIR=\"/var/spool/asterisk\" -DASTLOGDIR=\"/var/log/asterisk\" -DASTCONFPATH=\"/etc/asterisk/asterisk.conf\" -DASTMODDIR=\"/usr/lib/asterisk/modules\" -DASTAGIDIR=\"/var/lib/asterisk/agi-bin\"     -DBUSYDETECT_MARTIN      -fPIC `gtk-config --cflags gthread` -c -o pbx_gtkconsole.o pbx_gtkconsole.c
In file included from /usr/include/gtk-1.2/gtk/gtkarg.h:31,
                 from /usr/include/gtk-1.2/gtk/gtkobject.h:31,
                 from /usr/include/gtk-1.2/gtk/gtkaccelgroup.h:35,
                 from /usr/include/gtk-1.2/gtk/gtk.h:32,
                 from pbx_gtkconsole.c:39:
/usr/include/gtk-1.2/gtk/gtktypeutils.h:163: warning: function declaration isn't a prototype
In file included from /usr/include/gtk-1.2/gtk/gtk.h:80,
                 from pbx_gtkconsole.c:39:
/usr/include/gtk-1.2/gtk/gtkitemfactory.h:48: warning: function declaration isn't a prototype
gcc -shared -Xlinker -x -o pbx_gtkconsole.so pbx_gtkconsole.o `gtk-config --libs gthread`
/usr/lib/gcc-lib/i486-slackware-linux/3.3.4/../../../../i486-slackware-linux/bin/ld: cannot find -lXext
collect2: ld returned 1 exit status
make[1]: *** [pbx_gtkconsole.so] Error 1
make[1]: Leaving directory `/usr/src/asterisk-1.0-RC2/pbx'
make: *** [subdirs] Error 1
root@suburbia:/usr/src/asterisk-1.0-RC2#