--- configure.ac	2012-07-13 13:54:15.000000000 +0200
+++ configure.ac	2013-06-01 11:55:00.819923372 +0200
@@ -7,6 +7,10 @@
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_INSTALL
+AN_MAKEVAR([AR], [AC_PROG_AR])
+AN_PROGRAM([ar], [AC_PROG_AR])
+AC_DEFUN([AC_PROG_AR], [AC_CHECK_TOOL(AR, ar, :)])
+AC_PROG_AR
 
 # Checks for libraries.
 AC_CHECK_LIB(crypt, crypt)
--- src/Makefile.in	2012-07-13 13:54:32.000000000 +0200
+++ src/Makefile.in	2013-06-01 11:55:20.999952969 +0200
@@ -45,7 +45,7 @@
 CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
 LIBRARIES = $(noinst_LIBRARIES)
-AR = ar
+AR = @AR@
 ARFLAGS = cru
 libmatch_a_AR = $(AR) $(ARFLAGS)
 libmatch_a_LIBADD =