(HAVE_RINT): Add #undef.

diff --git a/src/s/hpux9.h b/src/s/hpux9.h
index 41063fdd3cec2588c0ae8ec9bd4ce31abc17aa10..e2423afd0556234cd51f6a8fd421a6a27b87bedd 100644 (file)
--- a/src/s/hpux9.h
+++ b/src/s/hpux9.h
@@ -59,3 +59,13 @@
 
 /* Tested in getloadavg.c.  */
 #define HAVE_PSTAT_GETDYNAMIC
+
+/* Eric Backus <ericb@lsid.hp.com> says, HP-UX 9.x on HP 700 machines
+   has a broken `rint' in some library versions including math library
+   version number A.09.05.
+
+   You can fix the math library by installing patch number PHSS_4630.
+   But we can fix it more reliably for Emacs like this. */
+#undef HAVE_RINT
+
+