Fix a dump typo

diff --git a/m4/pdns_check_readline.m4 b/m4/pdns_check_readline.m4
index c9db26c54e9532aed4be52749f90b00d8f535679..14aef0d5f5a4c1bc0382397cd7b4cea6f1ef8264 100644 (file)
--- a/m4/pdns_check_readline.m4
+++ b/m4/pdns_check_readline.m4
@@ -1,6 +1,6 @@
 AC_DEFUN([PDNS_CHECK_READLINE], [
   OLD_LIBS="$LIBS"
-  $LIBS=""
+  LIBS=""
   AX_LIB_READLINE
   AC_SUBST([READLINE_LIBS], [$LIBS])
   LIBS="$OLDLIBS"