Merge pull request #4042 from grandixximo/fix-togl-arm64

axis: link _togl with -lGL (partially addresses #4034)

Author: BsAtHome

src/emc/usr_intf/axis/Submakefile

@@ -17,7 +17,7 @@ $(EMCMODULE): $(call TOOBJS, $(EMCMODULESRCS)) ../lib/liblinuxcnc.a ../lib/libnm
 
 $(TOGLMODULE): $(call TOOBJS, $(TOGLMODULESRCS))
 	$(ECHO) Linking python module $(notdir $@)
-	$(Q)$(CC) $(LDFLAGS) -shared -o $@ $(TCL_CFLAGS) $^ -L/usr/X11R6/lib -lX11 -lepoxy -lXmu $(TCL_LIBS)
+	$(Q)$(CC) $(LDFLAGS) -shared -o $@ $(TCL_CFLAGS) $^ -L/usr/X11R6/lib -lX11 -lepoxy -lGL -lXmu $(TCL_LIBS)
 
 PYTARGETS += $(EMCMODULE) $(TOGLMODULE)