diff --git a/GNUmakefile b/GNUmakefile
index 2735929f..e6ed62ca 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -54,4 +54,4 @@ $(OBJDIR):
 	mkdir -p $(OBJDIR)
 
 ui.h: ui.idl
-	idl2h < ui.h > ui.idl
+	idl2h < ui.idl > ui.h
diff --git a/unix/GNUmakeinc.mk b/unix/GNUmakeinc.mk
new file mode 100644
index 00000000..4f707b3d
--- /dev/null
+++ b/unix/GNUmakeinc.mk
@@ -0,0 +1,18 @@
+OSCFILES = \
+	alloc.c \
+	button.c \
+	checkbox.c \
+	entry.c \
+	init.c \
+	label.c \
+	main.c \
+	newcontrol.c \
+	parent.c \
+	tab.c \
+	util.c \
+	window.c
+
+xCFLAGS += `pkg-config --cflags gtk+-3.0`
+xLDFLAGS += `pkg-config --libs gtk+-3.0`
+
+OUT = new