Eliminate duplicate module rules.

diff --git a/src/microcode/configure.ac b/src/microcode/configure.ac
index cde298a496b45b909d478d52614cdf4257817757..d4bc8f0e27a57c91b4d6e38cdbffb2b6d7d984e7 100644 (file)
--- a/src/microcode/configure.ac
+++ b/src/microcode/configure.ac
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT([MIT/GNU Scheme microcode], [15.1], [bug-mit-scheme@gnu.org], [mit-scheme])
-AC_REVISION([$Id: configure.ac,v 1.67 2009/05/01 20:04:45 riastradh Exp $])
+AC_REVISION([$Id$])
 AC_CONFIG_SRCDIR([boot.c])
 AC_CONFIG_HEADERS([config.h])
 AC_PROG_MAKE_SET
@@ -699,18 +699,22 @@ if test "${with_openssl}" != no; then
        CPPFLAGS="${CPPFLAGS} -I${with_openssl}/include"
        LDFLAGS="${LDFLAGS} -L${with_openssl}/lib"
     fi
+    FOUND=
     AC_CHECK_HEADERS([openssl/blowfish.h openssl/md5.h],
        [
        AC_CHECK_LIB([crypto], [BF_set_key],
            [
            AC_DEFINE([HAVE_LIBCRYPTO], [1],
                [Define to 1 if you have the `crypto' library (-lcrypto).])
-           MODULE_LIBS="-lcrypto ${MODULE_LIBS}"
-           MODULE_BASES="${MODULE_BASES} prbfish prmd5"
-           PRBFISH_LIBS="-lcrypto"
-           PRMD5_LIBS="-lcrypto"
+           FOUND=yes
            ])
        ])
+    if test -n "${FOUND}"; then
+       MODULE_LIBS="-lcrypto ${MODULE_LIBS}"
+       MODULE_BASES="${MODULE_BASES} prbfish prmd5"
+       PRBFISH_LIBS="-lcrypto"
+       PRMD5_LIBS="-lcrypto"
+    fi
 fi
 
 dnl These libraries might not be installed, so take care generating