D-Programming-Language/phobos — pull request #1981 by MartinNowak (2014-03-06 19:48:05+00:00)
Title: make ddoc flags non-overridable

- fixes html target with custom DDOC,
e.g. `make -f posix.mak DDOC=dmd`

- fixed by reintroducing DDOC_FLAGS

- append the DDOC_FLAGS to the DDOC command