diff options
Diffstat (limited to 'missing.h')
-rw-r--r-- | missing.h | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -60,7 +60,11 @@ extern double erfc _((double)); #endif #ifndef HAVE_ISINF +# if defined(HAVE_FINITE) && defined(HAVE_ISNAN) +# define isinf(x) (!finite(x) && !isnan(x)) +# else extern int isinf _((double)); +# endif #endif #ifndef HAVE_ISNAN |