+ifeq ($(shell dpkg-vendor --derives-from Ubuntu && echo yes), yes)
Really rather over-complicated for an SRU; especially as 'export DEB_BUILD_MAINT_OPTIONS += optimize=-lto' should still dtrt in Debian...
+ifeq ($(shell dpkg-vendor --derives-from Ubuntu && echo yes), yes)
Really rather over-complicated for an SRU; especially as 'export DEB_BUILD_ MAINT_OPTIONS += optimize=-lto' should still dtrt in Debian...