diff --git a/Makefile b/Makefile
index 2d99808d9..283f825dd 100644
--- a/Makefile
+++ b/Makefile
@@ -103,9 +103,6 @@ makeinclude: configure configh.in makeinclude.in
 	touch config.h
 	chmod +x fltk-config
 
-configure: configure.ac
-	autoconf
-
 portable-dist:
 	epm -v -s fltk.xpm fltk
 
diff --git a/documentation/Makefile b/documentation/Makefile
index 0b176246b..882fbf8a4 100644
--- a/documentation/Makefile
+++ b/documentation/Makefile
@@ -91,12 +91,6 @@ install: $(MANPAGES)
 	  $(INSTALL_DATA) fltk.pdf $(DESTDIR)$(docdir); \
 	fi
 	echo "Installing man pages in $(DESTDIR)$(mandir) ..."
-	-$(INSTALL_DIR) $(DESTDIR)$(mandir)/cat1
-	$(INSTALL_MAN) $(SRC_DOCDIR)/fluid.$(CAT1EXT) $(DESTDIR)$(mandir)/cat1
-	$(INSTALL_MAN) $(SRC_DOCDIR)/fltk-config.$(CAT1EXT) $(DESTDIR)$(mandir)/cat1
-	$(INSTALL_MAN) $(SRC_DOCDIR)/fltk-options.$(CAT1EXT) $(DESTDIR)$(mandir)/cat1
-	-$(INSTALL_DIR) $(DESTDIR)$(mandir)/cat3
-	$(INSTALL_MAN) $(SRC_DOCDIR)/fltk.$(CAT3EXT) $(DESTDIR)$(mandir)/cat3
 	-$(INSTALL_DIR) $(DESTDIR)$(mandir)/man1
 	$(INSTALL_MAN) $(SRC_DOCDIR)/fluid.man $(DESTDIR)$(mandir)/man1/fluid.1
 	$(INSTALL_MAN) $(SRC_DOCDIR)/fltk-config.man $(DESTDIR)$(mandir)/man1/fltk-config.1
@@ -105,10 +99,6 @@ install: $(MANPAGES)
 	$(INSTALL_MAN) $(SRC_DOCDIR)/fltk.man $(DESTDIR)$(mandir)/man3/fltk.3
 
 install-linux install-osx:
-	-$(INSTALL_DIR) $(DESTDIR)$(mandir)/cat6
-	$(INSTALL_MAN) $(SRC_DOCDIR)/blocks.$(CAT6EXT) $(DESTDIR)$(mandir)/cat6
-	$(INSTALL_MAN) $(SRC_DOCDIR)/checkers.$(CAT6EXT) $(DESTDIR)$(mandir)/cat6
-	$(INSTALL_MAN) $(SRC_DOCDIR)/sudoku.$(CAT6EXT) $(DESTDIR)$(mandir)/cat6
 	-$(INSTALL_DIR) $(DESTDIR)$(mandir)/man6
 	$(INSTALL_MAN) $(SRC_DOCDIR)/blocks.man $(DESTDIR)$(mandir)/man6/blocks.6
 	$(INSTALL_MAN) $(SRC_DOCDIR)/checkers.man $(DESTDIR)$(mandir)/man6/checkers.6