@node argp_program_bug_address @subsection @code{argp_program_bug_address} @findex argp_program_bug_address Documentation:@* @ifinfo @ref{Argp Global Variables,,Argp Global Variables,libc}. @end ifinfo @ifnotinfo @url{https://www.gnu.org/software/libc/manual/html_node/Argp-Global-Variables.html}. @end ifnotinfo Gnulib module: argp Portability problems fixed by Gnulib: @itemize @item This variable is missing on all non-glibc 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 2.9, mingw, MSVC 14, Android 9.0. @end itemize Portability problems not fixed by Gnulib: @itemize @end itemize