glsl: Transform dot product by a basis vector into a swizzle

[mesa.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 88a2df6ab4016892e34d78b29cc6587293ab663d..29ee87bb004aa5f32eab1615755d46437acb229e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -21,6 +21,8 @@ echo \#buildapi-variable-no-builddir >/dev/null
 # to make
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+
 LT_PREREQ([2.2])
 LT_INIT([disable-static])