configure.ac: look for host-prefixed ar

See https://savannah.gnu.org/patch/?8183

diff --git a/configure.ac b/configure.ac
index deeca31c3cda903c84b7d4fcc08822b315fec30c..08bed2b18273b30b359f2db17fc6a4f7e2955ab4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -32,6 +32,7 @@ AC_EXEEXT
 AC_PROG_RANLIB
 AC_PROG_YACC
 gl_EARLY
+AC_CHECK_TOOLS([AR], [ar])
 
 AC_SYS_LARGEFILE
 AC_C_INLINE