Better handling of BUILD_DEBUG

1 files changed, 1 insertions, 1 deletions

diff --git a/build b/build
index 96b4fef..939f91c 100755
--- a/build
+++ b/build
@@ -119,7 +119,7 @@ load_rules()
 	fi
 }
 
-if [ ! -z "${BUILDER_DEBUG}" ]; then
+if [ "${BUILDER_DEBUG:-0}" != '0' ]; then
 	set -x
 fi