diff -r a56453318b67 glass/glass-mat-lib-gtk/Makefile
--- a/glass/glass-mat-lib-gtk/Makefile	Mon Mar 26 14:51:32 2012 -0700
+++ b/glass/glass-mat-lib-gtk/Makefile	Tue Mar 27 00:21:07 2012 -0700
@@ -34,8 +34,9 @@
 	LINK		= $(CC)
 	GTK_VERSION     = 2.0
 #	GTK_VERSION     = 3.0
-	LINK_PARAMS	= $(COMMON_PARAMS) -shared -o $(GLASS_LIB) $(EXTRA_LDFLAGS) `pkg-config --libs gtk+-$(GTK_VERSION)`
-	CC_PARAMS	= -O2 -ffast-math -Fd$(BUILD_DIR) $(COMMON_PARAMS) -I$(GLASS_SRC) -I$(BUILD_HEADERS) -I$(JDK_HOME)/include -I$(JDK_HOME)/include/linux `pkg-config --cflags gtk+-$(GTK_VERSION)` -c $(EXTRA_CFLAGS)
+	PKG_CONFIG_LIBRARIES = gtk+-$(GTK_VERSION) gthread-$(GTK_VERSION)
+	LINK_PARAMS	= $(COMMON_PARAMS) -shared -o $(GLASS_LIB) $(EXTRA_LDFLAGS) `pkg-config --libs $(PKG_CONFIG_LIBRARIES)`
+	CC_PARAMS	= -O2 -ffast-math -Fd$(BUILD_DIR) $(COMMON_PARAMS) -I$(GLASS_SRC) -I$(BUILD_HEADERS) -I$(JDK_HOME)/include -I$(JDK_HOME)/include/linux `pkg-config --cflags $(PKG_CONFIG_LIBRARIES)` -c $(EXTRA_CFLAGS)
 endif