@@ -48,10 +48,10 @@ endif

 ifeq ($(shell echo $(OS) | egrep -c 'Darwin|FreeBSD|OpenBSD|DragonFly'),1)

 DATE := $(shell date -j -r $(shell git log -n 1 --format="%at") +%Y%m%d%H%M)

-CPUS := $(shell sysctl hw.ncpu|awk '{print $$2}')

+CPUS ?= $(shell sysctl hw.ncpu|awk '{print $$2}')

 else

 DATE := $(shell date --utc --date="$(GIT_DATE)" +%Y%m%d%H%M)

-CPUS := $(shell nproc)

+CPUS ?= $(shell nproc)

 endif

 # DEB build parameters

@@ -1,11 +1,11 @@

-OS = $(shell uname -s)

+OS ?= $(shell uname -s)

 SITELIB = $(shell python -c "from distutils.sysconfig import get_python_lib; print get_python_lib()"):

 FORMATTER=../../hacking/module_formatter.py

 DUMPER=../../hacking/dump_playbook_attributes.py

 ifeq ($(shell echo $(OS) | egrep -ic 'Darwin|FreeBSD|OpenBSD|DragonFly'),1)

-CPUS := $(shell sysctl hw.ncpu|awk '{print $$2}')

+CPUS ?= $(shell sysctl hw.ncpu|awk '{print $$2}')

 else

-CPUS := $(shell nproc)

+CPUS ?= $(shell nproc)

 endif

 all: docs