akr	2013-04-26 12:51:01 +0900 (Fri, 26 Apr 2013)

  New Revision: 40474

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=40474

  Log:
    dd comment about AC_FUNC_SETPGRP.

  Modified files:
    trunk/configure.in

Index: configure.in
===================================================================
--- configure.in	(revision 40473)
+++ configure.in	(revision 40474)
@@ -1954,6 +1954,8 @@ if test "$ac_cv_func_getpgid" = no; then https://github.com/ruby/ruby/blob/trunk/configure.in#L1954
 AC_FUNC_GETPGRP
 fi
 if test "$ac_cv_func_setpgid:$ac_cv_func_setpgrp" = no:yes; then
+  # AC_FUNC_SETPGRP fails when cross-compiling.  (until autoconf 2.69?)
+  # https://lists.gnu.org/archive/html/bug-autoconf/2013-02/msg00002.html
 AC_FUNC_SETPGRP
 fi
 

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