debian/changelog

+samba (2:4.11.0+dfsg-7) unstable; urgency=medium
+
+  * Always evaluate WAF_NO_PARALLEL to ensure correct value (Closes: #941467)
+  * This version is built with talloc from sid (Closes: #940963)
+
+ -- Mathieu Parent <sathieu@debian.org>  Wed, 02 Oct 2019 20:45:24 +0200
+
 samba (2:4.11.0+dfsg-6) unstable; urgency=medium
 
   * Do not run waf configure in parallel. Fix FTBFS on arm (Closes: #941467)

debian/rules

@@ -24,8 +24,8 @@ LDB_DEPENDS = "libldb2 (<< $(LDB_EPOCH):$(LDB_NEXT_VERSION)~), libldb2 (>> $(LDB
 export PYSHORT=python3
 export PYTHON=$(shell which $(PYSHORT))
 export PYTHON_CONFIG="$(PYTHON)-config"
-WAF = $(PYTHON) ./buildtools/bin/waf -v
-WAF_NO_PARALLEL = $(WAF)
+WAF := $(PYTHON) ./buildtools/bin/waf -v
+WAF_NO_PARALLEL := $(WAF)
 
 # wrapper around cups-config, to work around #726726
 export PATH:=$(CURDIR)/debian/bin:$(PATH)