* Added stdio_ext.h header with declaration for the only currently implemented
stdio extensions fsetlocking() and flushlbf() and associated constants. This
helps compiling some software like gettext and cvs.
NOTE: I have not tested this myself, but trust the review done by Andreas
and Scott.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27789 a95241bf-73f2-0310-859d-f6bbb57e9c96
