Description: use a more robust approach to limit manpages installation to FHS-compliant directories. Thanks to Alejandro Colomar (upstream author).
Author: Marcos Fouces <marcos@debian.org>, Alejandro Colomar <alx@kernel.org>

--- a/share/mk/configure/directory_variables/install.mk
+++ b/share/mk/configure/directory_variables/install.mk
@@ -23,5 +23,9 @@
 $(foreach s, $(MANSECTIONS),                                                  \
 	$(eval man$(s)ext := .$(s)))
 
+man2typedir  := $(man2dir)
+man3constdir := $(man3dir)
+man3headdir  := $(man3dir)
+man3typedir  := $(man3dir)
 
 endif  # include guard