AM_CONDITIONAL(GTK, test -n "$GTK_LIBS")
# ensure that only allowed headers are included
GTK_CFLAGS+=" -DGTK_DISABLE_SINGLE_INCLUDES "
AM_CONDITIONAL(GTK, test -n "$GTK_LIBS")
# ensure that only allowed headers are included
GTK_CFLAGS+=" -DGTK_DISABLE_SINGLE_INCLUDES "