Commit ommitted ntk_gl pkg-config files.

ntk_gl-uninstalled.pc.in

@@ -0,0 +1,8 @@
+Name: ntk
+Description: Non ToolKit
+Version: @VERSION@
+
+Requires: gl
+Libs: @BUILD@/libs/libntk_gl.a
+Libs.private: -lgl 
+Cflags: -I@BUILD@/FL

ntk_gl.pc.in

@@ -0,0 +1,13 @@
+prefix=@PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: ntk_images
+Description: Non ToolKit OpenGL support
+Version: @VERSION@
+
+Requires: gl
+Requires.private: x11 xft
+Libs: -L${libdir} -lntk -lgl -lntk_gl
+Cflags: -I${includedir}/ntk