K 10
svn:author
V 8
vangyzen
K 8
svn:date
V 27
2017-11-13T16:53:36.423011Z
K 7
svn:log
V 138
Add __BEGIN_DECLS and __END_DECLS to <sys/umtx.h>

This allows C++ programs to call _umtx_op().

MFC after:	3 days
Sponsored by:	Dell EMC

END