Update and fix configure.ac so it works with autoreconf and builds program
correctly. Logic is preserved, chain invocation is replaced with right macro
https://bugs.gentoo.org/875734
https://bugs.gentoo.org/899780
--- a/configure.in
+++ b/configure.ac
@@ -1,5 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT(rblcheck.c)
+AC_INIT
+AC_CONFIG_SRCDIR([rblcheck.c])
 AC_CONFIG_AUX_DIR(config)
 AM_CONFIG_HEADER(config.h:config.in)
 AM_INIT_AUTOMAKE(rblcheck, 1.5)
@@ -10,9 +11,8 @@
 AC_PROG_CC
 AC_PROG_INSTALL
 
-dnl Checks for header files.
-AC_HEADER_STDC
-AC_CHECK_HEADERS(unistd.h)
+AC_CHECK_INCLUDES_DEFAULT
+
 AC_CHECK_HEADERS(getopt.h)
 AC_CHECK_HEADERS(libc.h)
 
@@ -24,10 +24,8 @@
 dnl (generally, if you've installed bind 8, you're going to want to use
 dnl the new library). Finally, check for libresolv (which should exist
 dnl on most systems).
-AC_CHECK_FUNC(res_query,,
-	AC_CHECK_LIB(resolv,res_query,,
-		AC_CHECK_LIB(bind,res_query,,
-			AC_MSG_ERROR(cannot locate res_query function))))
+AC_SEARCH_LIBS([res_query], [bind resolv], [],AC_MSG_ERROR([cannot locate res_query function]))
 
 dnl All done.
-AC_OUTPUT(Makefile docs/Makefile config/rblcheck.spec config/pkginfo)
+AC_CONFIG_FILES([Makefile docs/Makefile config/rblcheck.spec config/pkginfo])
+AC_OUTPUT
Don't have a dependency on docbook that can appear in QA, every other file is generated
already
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -4,11 +4,6 @@
 DISTCLEANFILES = rblcheck.ps rblcheck.rtf html/*.html
 MAINTAINERCLEANFILES = Makefile.in
 
-html/index.html: rblcheck.sgml
-	-srcdir=`cd $(srcdir) && pwd`; \
-	db2html $$srcdir/rblcheck.sgml
-	-mv rblcheck html
-
 rblcheck.ps: rblcheck.sgml
 	-srcdir=`cd $(srcdir) && pwd`; \
 	db2ps $$srcdir/rblcheck.sgml
@@ -21,11 +21,7 @@
 distclean-local:
 	-rmdir html
 
-install-data-local: html/index.html rblcheck.ps rblcheck.rtf
-	-for file in $(srcdir)/*.html; do \
-		basefile=`echo $$file | sed -e 's,^.*/,,'`; \
-		$(INSTALL_DATA) $$file $(DESTDIR)$(docdir)/$$basefile; \
-	done
+install-data-local: rblcheck.ps rblcheck.rtf
 	-$(INSTALL_DATA) $(srcdir)/rblcheck.ps $(DESTDIR)$(docdir)/rblcheck.ps
 	-$(INSTALL_DATA) $(srcdir)/rblcheck.rtf $(DESTDIR)$(docdir)/rblcheck.rtf