diff -r 45ea57d83f28 -r 52871d4b9265 configure.ac
--- a/configure.ac	Thu Jan 08 14:35:18 2009 +0000
+++ b/configure.ac	Thu Jan 08 16:54:05 2009 +0000
@@ -22,6 +22,7 @@
 gl_EARLY
 AM_PROG_CC_STDC
 AC_HEADER_STDC
+AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS([sys/mman.h])
 gl_INIT
 AC_CHECK_FUNCS([symlink chroot])