diff --git a/configure b/configure
index a3cdd155..71bdea27 100755
--- a/configure
+++ b/configure
@@ -3416,12 +3416,7 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_perl_perl_alloc" >&5
 $as_echo "$ac_cv_lib_perl_perl_alloc" >&6; }
 if test "x$ac_cv_lib_perl_perl_alloc" = x""yes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBPERL 1
-_ACEOF
-
-  LIBS="-lperl $LIBS"
-
+  : No, we do not want autoconf to do sth automatically
 else
   PERL="no"
 fi
diff --git a/configure.in b/configure.in
index 82542466..b8b5c19d 100644
--- a/configure.in
+++ b/configure.in
@@ -242,7 +242,9 @@ if test "x$PERL" != "xno"; then
 	if test -n "$PERL_BINARY"; then
 		my_saved_LDFLAGS="$LDFLAGS"
 		appendLD `$PERL_BINARY -MExtUtils::Embed -e ccopts -e ldopts`
-		AC_CHECK_LIB(perl, perl_alloc,, PERL="no")
+		AC_CHECK_LIB(perl, perl_alloc,
+			     [: No, we do not want autoconf to do sth automatically],
+			     PERL="no")
 		LDFLAGS="$my_saved_LDFLAGS"
 	else
 		PERL="no"