@node sys/file.h
@section @file{sys/file.h}

Declares the function @code{flock}.

Gnulib module: sys_file-h
@mindex sys_file-h

Portability problems fixed by Gnulib:
@itemize
@item
This header file is missing on some platforms:
MSVC 14.
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This header file does not declare the @code{flock} function on some platforms:
AIX 7.1, HP-UX 11.23, Solaris 11.4.
@end itemize