Skip the compilation of documents and FLTK test examples
===================================================================
--- Makefile.old	2020-10-05 13:02:59.497809729 +0800
+++ Makefile.new	2020-10-05 13:05:35.173809669 +0800
@@ -18,7 +18,7 @@
 
 include makeinclude
 
-DIRS = $(IMAGEDIRS) src $(CAIRODIR) fluid test documentation
+DIRS = $(IMAGEDIRS) src $(CAIRODIR) fluid
 
 all: makeinclude fltk-config
 	for dir in $(DIRS); do\
@@ -36,9 +36,7 @@
 	done
 
 install-desktop: makeinclude
-	cd documentation; $(MAKE) $(MFLAGS) $(INSTALL_DESKTOP)
 	cd fluid; $(MAKE) $(MFLAGS) $(INSTALL_DESKTOP)
-	cd test; $(MAKE) $(MFLAGS) $(INSTALL_DESKTOP)
 
 uninstall: makeinclude
 	$(RM) $(DESTDIR)$(bindir)/fltk-config
@@ -48,9 +46,7 @@
 	done
 
 uninstall-desktop: makeinclude
-	cd documentation; $(MAKE) $(MFLAGS) $(UNINSTALL_DESKTOP)
 	cd fluid; $(MAKE) $(MFLAGS) $(UNINSTALL_DESKTOP)
-	cd test; $(MAKE) $(MFLAGS) $(UNINSTALL_DESKTOP)
 
 depend: makeinclude
 	for dir in $(DIRS); do\
@@ -71,18 +67,9 @@
 	$(RM) fltk.spec
 	$(RM) FL/Makefile
 	$(RM) FL/abi-version.h
-	$(RM) documentation/*.$(CAT1EXT)
-	$(RM) documentation/*.$(CAT3EXT)
-	$(RM) documentation/*.$(CAT6EXT)
-	$(RM) documentation/fltk.ps
-	$(RM) -r documentation/fltk.d
-	for file in test/*.fl; do\
-		$(RM) test/`basename $$file .fl`.cxx; \
-		$(RM) test/`basename $$file .fl`.h; \
 	done
 
 fltk-config: configure configh.in fltk-config.in
-	if test -f config.status; then \
 		./config.status --recheck; \
 		./config.status; \
 	else \
@@ -92,7 +79,6 @@
 	chmod +x fltk-config
 
 makeinclude: configure configh.in makeinclude.in config.guess config.sub
-	if test -f config.status; then \
 		./config.status --recheck; \
 		./config.status; \
 	else \
@@ -116,7 +102,6 @@
 	epm -v -f native fltk
 
 etags:
-	etags FL/*.H FL/*.h src/*.cxx src/*.c src/*.h src/xutf8/*.h src/xutf8/*.c cairo/*.cxx fluid/*.h fluid/*.cxx test/*.h test/*.cxx
 
 #
 # Run the clang.llvm.org static code analysis tool on the C sources.