@node program_invocation_name
@subsection @code{program_invocation_name}
@findex program_invocation_name

Documentation:
@itemize
@item
@ifinfo
@ref{Error Messages,,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/program_invocation_name.3.html,,man program_invocation_name}.
@end itemize

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This variable is missing on some platforms:
macOS 11.1, FreeBSD 13.0, NetBSD 9.0, OpenBSD 6.7, Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 11.4, Cygwin 1.7.7, mingw, MSVC 14, Android 9.0.
@end itemize