@node err.h
@section @file{err.h}

Declares the functions
@code{warn}, @code{vwarn}, @code{warnx}, @code{vwarnx},
@code{err}, @code{verr}, @code{errx}, @code{verrx}.

Documentation:
@itemize
@item
@ifinfo
@ref{Error Messages,,,libc},
@end ifinfo
@ifnotinfo
@url{https://www.gnu.org/software/libc/manual/html_node/Error-Messages.html},
@end ifnotinfo
@item
@uref{https://www.kernel.org/doc/man-pages/online/pages/man3/err.3.html,,man err}.
@end itemize

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This header file is missing on some platforms:
AIX 5.1, HP-UX 11, Solaris 10, mingw, MSVC 14.
@end itemize
