Make nsplugin build on Mac, take two.

Now with some help from Michael Stahl - seems to work.

Repository.mk

@@ -99,7 +99,7 @@ endif
 
 ifneq ($(WITH_MOZILLA),NO)
 $(eval $(call gb_Helper_register_executables,OOO,\
-	nspugin \
+       nsplugin \
 	pluginapp.bin \
 ))
 $(eval $(call gb_Helper_register_libraries,OOOLIBS, \

extensions/Library_pl.mk

@@ -98,12 +98,6 @@ $(eval $(call gb_Library_add_objcxxobjects,pl,\
 	extensions/source/plugin/aqua/sysplug \
 ))
 
-$(eval $(call gb_Library_set_include,pl,\
-	$$(INCLUDE) \
-	-I$(FRAMEWORKSHOME)/ApplicationServices.framework/Version/Current/Frameworks/QD.framework/Headers \
-	-I$(FRAMEWORKSHOME)/Carbon.framework/Versions/Current/Frameworks/HIToolbox.framework/Versions/Current/Headers \
-))
-
 $(eval $(call gb_Library_use_externals,pl,\
     cocoa \
     carbon \

extensions/Module_extensions.mk

@@ -93,10 +93,14 @@ endif # GUI=WNT
 
 ifeq ($(GUI),UNX)
 
+ifneq ($(GUIBASE),aqua)
+
 $(eval $(call gb_Module_add_targets,extensions,\
 	Executable_pluginapp.bin \
 ))
 
+endif # GUIBASE!=aqua
+
 ifneq ($(ENABLE_GTK),)
 $(eval $(call gb_Module_add_targets,extensions,\
 	Library_npsoplugin \