diff --git a/build.sh b/build.sh
index f709ed4..70ca8a3 100755
--- a/build.sh
+++ b/build.sh
@@ -71,6 +71,6 @@ echo " Building ${BERKDB_ROOT}/PORT/${SYSTYPE}"
 echo "===================================================================="
 echo ""
 cd ${BERKDB_ROOT}/PORT/${SYSTYPE}
-CC=gcc make
+CC="gcc -D__BIT_TYPES_DEFINED__" make
 cd ${WORLD_ROOT}