Replace some src/s undefs by never even checking on relevant platforms

* configure.in: (getwd): Don't check for it on unixware.
(random, rint): Don't check for these on hpux.
(res_init, libresolv): Don't check for these on darwin.

* src/s/darwin.h (HAVE_RES_INIT, HAVE_LIBRESOLV):
* src/s/hpux10-20.h (HAVE_RINT, HAVE_RANDOM):
* src/s/unixware.h (HAVE_GETWD): Move undefs to configure (effectively).

1 files changed, 8 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index d73c1f1b539..1b7fa14edd3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2012-07-07  Glenn Morris  <rgm@gnu.org>
+
+        * configure.in: Rather than checking for things then undef'ing
+        them on some platforms, simply don't check for them.
+        (getwd): Don't check for it on unixware.
+        (random, rint): Don't check for these on hpux.
+        (res_init, libresolv): Don't check for these on darwin.
+
 2012-07-07  Juanma Barranquero  <lekktu@gmail.com>
 
         * lib/makefile.w32-in (GNULIBOBJS): Add $(BLD)/c-ctype.$(O),