checking for libIDL-2.0 >= 0.8.0... yes
checking LIBIDL_CFLAGS... -I/usr/include/libIDL-2.0 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include
checking LIBIDL_LIBS...   -lIDL-2 -lglib-2.0
checking for glib-2.0 >= 1.3.7... yes
checking GLIB_CFLAGS... -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include
checking GLIB_LIBS...   -lglib-2.0
configure: error:  Could not find the following X libraries:  -lXt