dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
dnl| we are trying to find out whether this is a System-V derivative in
dnl| which pipes don't work with select() and if so, whether there is anything
dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
dnl| we are trying to find out whether this is a System-V derivative in
dnl| which pipes don't work with select() and if so, whether there is anything