Integrate with Sarathy.

p4raw-id: //depot/cfgperl@4036

diff --cc perl.h
index 37a8607,e3d3826..1548bea
--- 1/perl.h
--- 2/perl.h
+++ b/perl.h
@@@ -1087,6 -1070,6 +1070,13 @@@ Free_t   Perl_mfree (Malloc_t where)
  #define DBL_DIG       15   /* A guess that works lots of places */
  #endif
  #endif
++#ifdef I_FLOAT
++#include <float.h>
++#endif
++#ifndef HAS_DBL_DIG
++#define DBL_DIG       15   /* A guess that works lots of places */
++#endif
++#endif
  
  #ifdef OVR_LDBL_DIG
  /* Use an overridden LDBL_DIG */

diff --cc perlapi.h
index 6b931cc,0dac61a..0dac61a
mode 100755,100644..100755
--- 1/perlapi.h
--- 2/perlapi.h
+++ b/perlapi.h

diff --cc pod/perldelta.pod
Simple merge