diff --git a/samples/geos/Makefile b/samples/geos/Makefile
new file mode 100644
index 000000000..32a28e118
--- /dev/null
+++ b/samples/geos/Makefile
@@ -0,0 +1,82 @@
+
+# Run 'make SYS=<target>'; or, set a SYS env.
+# var. to build for another target system.
+SYS ?= geos-cbm
+
+# Just the usual way to find out if we're
+# using cmd.exe to execute make rules.
+ifneq ($(shell echo),)
+  CMD_EXE = 1
+endif
+
+ifdef CMD_EXE
+  NULLDEV = nul:
+  DEL = -del /f
+  RMDIR = rmdir /s /q
+else
+  NULLDEV = /dev/null
+  DEL = $(RM)
+  RMDIR = $(RM) -r
+endif
+
+ifdef CC65_HOME
+  AS = $(CC65_HOME)/bin/ca65
+  CC = $(CC65_HOME)/bin/cc65
+  CL = $(CC65_HOME)/bin/cl65
+  LD = $(CC65_HOME)/bin/ld65
+  SP = $(CC65_HOME)/bin/sp65
+else
+  AS := $(if $(wildcard ../bin/ca65*),../bin/ca65,ca65)
+  CC := $(if $(wildcard ../bin/cc65*),../bin/cc65,cc65)
+  CL := $(if $(wildcard ../bin/cl65*),../bin/cl65,cl65)
+  LD := $(if $(wildcard ../bin/ld65*),../bin/ld65,ld65)
+  SP := $(if $(wildcard ../bin/sp65*),../bin/sp65,sp65)
+endif 
+
+# omitted: dialog.c grphstr.c inittab.c menu.c
+
+# TODO: geosconio.cvt rmvprot.cvt
+all: bitmap-demo.cvt filesel.cvt geosver.cvt getid.cvt hello1.cvt hello2.cvt \
+	overlay-demo.cvt vector-demo.cvt yesno.cvt
+
+bitmap.c: logo.pcx
+	$(SP) -r logo.pcx -c geos-bitmap -w bitmap.c,ident=bitmap
+
+bitmap-demo.cvt: bitmap.c bitmap-demores.grc bitmap-demo.c
+	$(CL) -t $(SYS) -O -o bitmap-demo.cvt -m bitmap-demo.map bitmap-demores.grc bitmap-demo.c
+	
+filesel.cvt: fileselres.grc filesel.c
+	$(CL) -t $(SYS) -O -o filesel.cvt -m filesel.map fileselres.grc filesel.c
+
+geosconio.cvt: geosconiores.grc geosconio.c
+	$(CL) -t $(SYS) -O -o geosconio.cvt -m geosconio.map geosconiores.grc geosconio.c
+
+geosver.cvt: geosverres.grc geosver.c
+	$(CL) -t $(SYS) -O -o geover.cvt -m geosver.map geosverres.grc geosver.c
+
+getid.cvt: getidres.grc getid.c
+	$(CL) -t $(SYS) -O -o getid.cvt -m getid.map getidres.grc getid.c
+
+hello1.cvt: hello1res.grc hello1.c
+	$(CL) -t $(SYS) -O -o hello1.cvt -m hello1.map hello1res.grc hello1.c
+
+hello2.cvt: hello2res.grc hello2.c
+	$(CL) -t $(SYS) -O -o hello2.cvt -m hello2.map hello2res.grc hello2.c
+
+overlay-demo.cvt: overlay-demores.grc overlay-demo.c
+	$(CL) -t $(SYS) -O -o overlay-demo.cvt -m overlay-demo.map overlay-demores.grc overlay-demo.c
+
+rmvprot.cvt: rmvprotres.grc rmvprot.c
+	$(CL) -t $(SYS) -O -o rmvprot.cvt -m rmvprot.map rmvprotres.grc rmvprot.c
+
+vector-demo.cvt: vector-demores.grc vector-demo.c
+	$(CL) -t $(SYS) -O -o vector-demo.cvt -m vector-demo.map vector-demores.grc vector-demo.c
+
+yesno.cvt: yesnores.grc yesno.c
+	$(CL) -t $(SYS) -O -o yesno.cvt -m yesno.map yesnores.grc yesno.c
+
+	
+clean:
+	$(RM) bitmap.c
+	$(RM) *.cvt
+	$(RM) *.map