Silence warning: ar: 'u' modifier ignored since 'D' is the default

See https://bugzilla.redhat.com/show_bug.cgi?id=1155273#c12

git-svn-id: http://svn.osgeo.org/postgis/trunk@15170 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/configure.ac b/configure.ac
index 7fc973d34ca53bf9e4f07e3cfbab36a4b54066d9..3974d1f619997a584acc6721e5202f73ef3c7e4b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -45,6 +45,11 @@ else
 fi
 AC_SUBST([SQLPP])
 
+dnl
+dnl Silence warning: ar: 'u' modifier ignored since 'D' is the default
+dnl
+AC_SUBST(AR_FLAGS, [cr])
+
 dnl
 dnl Define PIC flags in PICFLAGS (note: this variable is set as part of libtool initialisation above)
 dnl