export DEB_HOST_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
export DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
export DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
+export PARALLEL = $(or $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS))),1)
# FOR AUTOCONF 2.52 AND NEWER ONLY
ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
confflags += --build $(DEB_BUILD_GNU_TYPE) --host $(DEB_HOST_GNU_TYPE)
endif
+# Set the number of procs to be run in parallel from the options.
+confflags += --with-procs=$(PARALLEL)
+
# See below
-include build/environment.mak