On Fri, Jun 20, 2008 at 8:58 AM, William A. Rowe, Jr. <[EMAIL PROTECTED]> wrote: > dnl Various OS checks that apparently set required flags > -AC_AIX > +AC_USE_SYSTEM_EXTENSIONS > AC_ISC_POSIX > -AC_MINIX
Isn't it possible to do some m4 conditionals based on the autoconf version instead? Not as clean, but it won't force our developers to upgrade to 2.6x. I think it'd be something close to: ifelse(regexp(AC_ACVERSION, 2\.6), -1, [ AC_AIX AC_MINIX],[ AC_USE_SYSTEM_EXTENSIONS ]) HTH. -- justin
