configure: better check for missing make.

* configure: don't fail with a "unbound variable $3" error
if make is not found; correctly print "missing" and
quit cleanly.

1 files changed, 2 insertions, 2 deletions

diff --git a/configure b/configure
index c24b10ac..f79a71ff 100755
--- a/configure
+++ b/configure
@@ -499,14 +499,14 @@ if [ -z "$make" ] ; then
     output=$($make --version 2> /dev/null) || true
     set -- $output
 
-    if [ $# -lt 2 ] || [ $1 != "GNU" -o $2 != "Make" ] ; then
+    if [ $# -lt 3 ] || [ $1 != "GNU" -o $2 != "Make" ] ; then
       continue
     fi
     break
   done
 fi
 
-if [ -z "$make" ] ; then
+if [ $# -lt 3 ] ; then
   printf "missing\n"
   exit 1
 fi