Sync over

scripts/build.sh

@@ -47,12 +47,14 @@ rm -rf pkg/*
 mkdir -p bin/
 
 # Build!
+# If GOX_PARALLEL_BUILDS is set, it will be used to add a "-parallel=${GOX_PARALLEL_BUILDS}" gox parameter
 echo "==> Building..."
 gox \
     -osarch="${XC_OSARCH}" \
     -gcflags "${GCFLAGS}" \
     -ldflags "${LD_FLAGS}-X github.com/hashicorp/vault/version.GitCommit='${GIT_COMMIT}${GIT_DIRTY}'" \
     -output "pkg/{{.OS}}_{{.Arch}}/vault" \
+    ${GOX_PARALLEL_BUILDS+-parallel="${GOX_PARALLEL_BUILDS}"} \
     -tags="${BUILD_TAGS}" \
     .