EFLAGS=-DEFENCE
ELIBS=-lefence
-CFLAGS=$(shell pkg-config --cflags xcb-composite xcb-damage glib-2.0) -ggdb -W -Wall $(PFLAGS)
+CFLAGS=$(shell pkg-config --cflags xcb-glx xcb-composite xcb-damage glib-2.0) -ggdb -W -Wall $(PFLAGS)
LDFLAGS=$(PFLAGS)
-LIBS=$(shell pkg-config --libs xcb-composite xcb-damage glib-2.0) $(PLIBS)
+LIBS=$(shell pkg-config --libs xcb-glx xcb-composite xcb-damage glib-2.0) -lGL $(PLIBS)
dcompmgr: $(objs)
$(CC) -o $@ $^ $(LIBS) $(LDFLAGS)