5025 import and use mandoc
Reviewed by: Hans Rosenfeld <hans.rosenfeld@nexenta.com>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Albert Lee <trisk@nexenta.com>
Approved by: TBD

*** 22,31 ****
--- 22,32 ----
  .fi
  .LP
  .nf
  \fBsize_t\fR \fBwcsnrtombs\fR(\fBchar *restrict\fR \fIdst\fR, \fBconst wchar_t **restrict\fR \fIsrc\fR,
       \fBsize_t\fR \fInwc\fR, \fBsize_t\fR \fIlen\fR, \fBmbstate_t *restrict\fR \fIps\fR);
+ .fi
  .LP
  .nf
  #include <wchar.h>
  #include <xlocale.h>