Add dependency control to posix.mak
remove spurious allocator targets
feedback
better dependency generation
Fix dependent generation
C compiles always use -fPIC
Fix issue 11764
Fix issue 11762 - DDoc macro S_LINK
Merge pull request #1784 from blackwhale/regex-doc

Fix issue 11762 - DDoc macro S_LINK
Merge pull request #1783 from andralex/getopt

Fix issue 11764
Generate deps concurrently with object files
Merge pull request #1768 from andralex/makefile

Add dependency control to posix.mak
Update uni.d
Merge pull request #1786 from 9il/patch-3

std.uni: cyrilic -> cyrillic
Tweak std.traits for inout + const qualifier