PREVPATH=`dirname $0`
-WAF=../buildtools/bin/waf
+WAF=buildtools/bin/waf
+[ -x "$WAF" ] || WAF=../buildtools/bin/waf
# using JOBS=1 gives maximum compatibility with
# systems like AIX which have broken threading in python
JOBS=1
export JOBS
+# Make sure we don't have any library preloaded.
+unset LD_PRELOAD
+
+# Make sure we get stable hashes
+PYTHONHASHSEED=1
+export PYTHONHASHSEED
+
cd . || exit 1
-${PYTHON:=python} $WAF configure "$@" || exit 1
+$PYTHON $WAF configure "$@" || exit 1
cd $PREVPATH