diff --git a/.gitignore b/.gitignore
index 268ec4fd..137204b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@ Makefile.in
 aclocal.m4
 autom4te.cache/
 compile
+ar-lib
 confdefs.h
 conftest
 conftest.c
diff --git a/configure.ac b/configure.ac
index 7afe3224..a44bfb9d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,6 +19,7 @@ AC_PROG_CC
 AM_PROG_CC_C_O
 AC_PROG_CPP
 AM_PROG_AS
+AM_PROG_AR
 AM_DISABLE_STATIC
 AC_PROG_LIBTOOL
 AC_PATH_PROG(MDTOOL, mdtool, no)