Add the modfl_pow32_bug (anti)definition also to VOS headers.

[p5sagit/p5-mst-13.2.git] / config_h.SH

diff --git a/config_h.SH b/config_h.SH
index b8a2481..b3a8c7e 100644 (file)
--- a/config_h.SH
+++ b/config_h.SH
@@ -1800,7 +1800,15 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un
  *     available to split a long double x into a fractional part f and
  *     an integer part i such that |f| < 1.0 and (f + i) = x.
  */
+/* HAS_MODFL_POW32_BUG:
+ *     This symbol, if defined, indicates that the modfl routine is
+ *     broken for long doubles >= pow(2, 32).
+ *     For example from 4294967303.150000 one would get 4294967302.000000
+ *     and 1.150000.  The bug has been seen in certain versions of glibc,
+ *     release 2.2.2 is known to be okay.
+ */
 #$d_modfl HAS_MODFL            /**/
+#$d_modfl_pow32_bug HAS_MODFL_POW32_BUG                /**/
 
 /* HAS_MPROTECT:
  *     This symbol, if defined, indicates that the mprotect system call is