# gmake gmake all-recursive gmake[1]: Entering directory `/tmp/xfce4-sample-plugin-0.1.0' Making all in panel-plugin gmake[2]: Entering directory `/tmp/xfce4-sample-plugin-0.1.0/panel-plugin' if /bin/sh ../libtool --mode=compile gcc -DHAVE_CONFIG_H -I. -I. -I.. -I/usr/local/BerkeleyDB.4.1/include -I/usr/local/include/xfce4 -I/usr/X11R6/include -I/usr/local/include/libxml2 -I/usr/local/include/gtk-2.0 -I/usr/local/lib/gtk-2.0/include -I/usr/local/include -I/usr/local/include/pango-1.0 -I/usr/local/include/freetype2 -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include -I/usr/local/include/atk-1.0 -s -O3 -march=i686 -MT libsample_la-sample.lo -MD -MP -MF ".deps/libsample_la-sample.Tpo" \ -c -o libsample_la-sample.lo `test -f 'sample.c' || echo './'`sample.c; \ then mv -f ".deps/libsample_la-sample.Tpo" ".deps/libsample_la-sample.Plo"; \ else rm -f ".deps/libsample_la-sample.Tpo"; exit 1; \ fi gcc -DHAVE_CONFIG_H -I. -I. -I.. -I/usr/local/BerkeleyDB.4.1/include -I/usr/local/include/xfce4 -I/usr/X11R6/include -I/usr/local/include/libxml2 -I/usr/local/include/gtk-2.0 -I/usr/local/lib/gtk-2.0/include -I/usr/local/include -I/usr/local/include/pango-1.0 -I/usr/local/include/freetype2 -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include -I/usr/local/include/atk-1.0 -s -O3 -march=i686 -MT libsample_la-sample.lo -MD -MP -MF .deps/libsample_la-sample.Tpo -c sample.c -fPIC -DPIC -o .libs/libsample_la-sample.o sample.c: In function `xfce_control_class_init': sample.c:150: error: `sample_create_options' undeclared (first use in this function) sample.c:150: error: (Each undeclared identifier is reported only once sample.c:150: error: for each function it appears in.) gmake[2]: *** [libsample_la-sample.lo] Error 1 gmake[2]: Leaving directory `/tmp/xfce4-sample-plugin-0.1.0/panel-plugin' gmake[1]: *** [all-recursive] Error 1 gmake[1]: Leaving directory `/tmp/xfce4-sample-plugin-0.1.0' gmake: *** [all] Error 2
Don't compile it, it is too old. It should not have been in the release, sorry.