debian: Check for accurate Debian changelog version at build time too.

[sliver-openvswitch.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index aff53a1..5dd6590 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -27,6 +27,7 @@ AM_PROG_CC_C_O
 AC_PROG_CPP
 AC_PROG_RANLIB
 AC_PROG_MKDIR_P
+AC_PROG_FGREP
 
 AC_ARG_VAR([PERL], [path to Perl interpreter])
 AC_PATH_PROG([PERL], perl, no)