diff -u -r a/compile.sh b/compile.sh--- a/compile.sh 1980-01-01 00:00:00.000000000 +0900+++ b/compile.sh 2017-10-24 10:57:21.469702614 +0900@@ -49,6 +49,8 @@ # a chance of overriding this in case they want to do so. : ${VERBOSE:=no}+export LDFLAGS=$LDFLAGS+ source scripts/bootstrap/buildenv.sh mkdir -p outputdiff -u -r a/src/main/java/com/google/devtools/build/lib/analysis/skylark/SkylarkRuleImplementationFunctions.java b/src/main/java/com/google/devtools/build/lib/analysis/skylark/SkylarkRuleImplementationFunctions.java--- a/src/main/java/com/google/devtools/build/lib/analysis/skylark/SkylarkRuleImplementationFunctions.java 1980-01-01 00:00:00.000000000 +0900+++ b/src/main/java/com/google/devtools/build/lib/analysis/skylark/SkylarkRuleImplementationFunctions.java 2017-10-18 17:44:51.975049512 +0900@@ -165,7 +165,7 @@ @Param( name = "use_default_shell_env", type = Boolean.class,- defaultValue = "False",+ defaultValue = "True", named = true, positional = false, doc = "whether the action should use the built in shell environment or not."