--- gforth/configure.in	2003/02/01 19:59:15	1.112
+++ gforth/configure.in	2003/03/02 13:12:32	1.114
@@ -21,6 +21,7 @@ dnl Process this file with autoconf to p
 dnl We use some automake macros here,
 dnl but don't use automake for creating Makefile.in
 AC_INIT([gforth],[0.5.9-20030201],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
+AC_PREREQ(2.54)
 #snapshots have numbers major.minor.release-YYYYMMDD
 #note that lexicographic ordering must be heeded.
 #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
@@ -317,6 +318,12 @@ AC_SUBST(asm_fs)
 AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
 AC_SUBST(disasm_fs)
 
+AC_PATH_PROG(INSTALL_INFO,install-info,false,$PATH:/sbin:/usr/sbin:/usr/local/sbin)
+if $INSTALL_INFO --version|grep -i debian >/dev/null; then
+  INSTALL_INFO=false
+  AC_MSG_WARN([Debian install-info; disabling it])
+fi
+
 case "$host_os" in
 	*win32|cygwin)
 		DIRSEP="\\\\"