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-rw-r--r--autoconf/ast_ext_tool_check.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/autoconf/ast_ext_tool_check.m4 b/autoconf/ast_ext_tool_check.m4
index da256c74b..758720d24 100644
--- a/autoconf/ast_ext_tool_check.m4
+++ b/autoconf/ast_ext_tool_check.m4
@@ -5,6 +5,7 @@
# AST_EXT_TOOL_CHECK([package], [tool name], [--cflags], [--libs], [includes], [expression])
AC_DEFUN([AST_EXT_TOOL_CHECK],
[
+ AC_REQUIRE([AST_PROG_SED])dnl
if test "x${PBX_$1}" != "x1" -a "${USE_$1}" != "no"; then
PBX_$1=0
AC_PATH_TOOL(CONFIG_$1, $2, No, [${$1_DIR}/bin:$PATH])