Put documentation in share/doc/xzx instead of lib/xzx:

--- doc/Makefile.in.orig	Fri Oct  9 13:20:18 1998
+++ doc/Makefile.in	Fri Oct  9 13:34:32 1998
@@ -52,6 +52,7 @@
 sysconfdir = @sysconfdir@
 sharedstatedir = @sharedstatedir@
 localstatedir = @localstatedir@
+docdir = $(datadir)/doc
 libdir = @libdir@
 infodir = @infodir@
 mandir = @mandir@
@@ -61,6 +62,7 @@
 DESTDIR =
 
 pkgdatadir = $(datadir)/@PACKAGE@
+pkgdocdir = $(docdir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 
@@ -259,9 +261,9 @@
 	sed -e "s,/usr/local/lib/xzx,$(pkglibdir)," < Xzx.ad > Xzx
 
 install-data-local: Xzx
-	$(mkinstalldirs) $(DESTDIR)$(pkglibdir)
+	$(mkinstalldirs) $(DESTDIR)$(pkgdocdir)
 	for f in $(DOC_FILES); do \
-	  $(INSTALL_DATA) $$f $(DESTDIR)$(pkglibdir); \
+	  $(INSTALL_DATA) $$f $(DESTDIR)$(pkgdocdir); \
 	done
 	$(INSTALL_DATA) Xzx @XAPPLOADDIR@/Xzx
 	rm -f Xzx