From 8030fcafc68b86225fe42bbedebef9a6ebf8601f Mon Sep 17 00:00:00 2001
From: rusefi <rusefillc@gmail.com>
Date: Mon, 31 Dec 2018 10:17:55 -0500
Subject: [PATCH] #638

---
 firmware/Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/firmware/Makefile b/firmware/Makefile
index 4eeb1939d8..d353b7fadb 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -93,6 +93,12 @@ ifeq ($(USE_FPU),)
   USE_FPU = hard
 endif
 
+# and this is not working for be :( See https://github.com/rusefi/rusefi/issues/638
+# use -j4 unless some value was specified
+NUMJOBS=${NUMJOBS:-" -j4 "}
+
+MAKEFLAGS += ${NUMJOBS}
+
 #
 # Architecture or project specific options
 ##############################################################################