# ifdef LDBL_MANT_DIG
# define NV_MANT_DIG LDBL_MANT_DIG
# endif
+# ifdef LDBL_MAX
+# define NV_MAX LDBL_MAX
+# define NV_MIN LDBL_MIN
+# else
+# ifdef HUGE_VALL
+# define NV_MAX HUGE_VALL
+# else
+# ifdef HUGE_VAL
+# define NV_MAX ((NV)HUGE_VAL)
+# endif
+# endif
+# endif
# ifdef HAS_SQRTL
# define Perl_cos cosl
# define Perl_sin sinl
# ifdef DBL_MANT_DIG
# define NV_MANT_DIG DBL_MANT_DIG
# endif
+# ifdef DBL_MAX
+# define NV_MAX DBL_MAX
+# define NV_MIN DBL_MIN
+# else
+# ifdef HUGE_VAL
+# define NV_MAX HUGE_VAL
+# endif
+# endif
# define Perl_cos cos
# define Perl_sin sin
# define Perl_sqrt sqrt
#if !defined(Perl_atof) && defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE)
# if !defined(Perl_atof) && defined(HAS_STRTOLD)
-# define Perl_atof(s) strtold(s, (char**)NULL)
+# define Perl_atof(s) (NV)strtold(s, (char**)NULL)
# endif
# if !defined(Perl_atof) && defined(HAS_ATOLF)
-# define Perl_atof atolf
+# define Perl_atof (NV)atolf
+# endif
+# if !defined(Perl_atof) && defined(PERL_SCNfldbl)
+# define Perl_atof PERL_SCNfldbl
+# define Perl_atof2(s,f) sscanf((s), "%"PERL_SCNfldbl, &(f))
# endif
#endif
#if !defined(Perl_atof)
# define Perl_atof atof /* we assume atof being available anywhere */
#endif
+#if !defined(Perl_atof2)
+# define Perl_atof2(s,f) ((f) = (NV)Perl_atof(s))
+#endif
/* Previously these definitions used hardcoded figures.
* It is hoped these formula are more portable, although
# define environ (*environ_pointer)
EXT char *** environ_pointer;
# else
-# if defined(__APPLE__)
+# if defined(__APPLE__) && defined(PERL_CORE)
# include <crt_externs.h> /* for the env array */
# define environ (*_NSGetEnviron())
# endif