diff options
Diffstat (limited to 'include/ruby')
| -rw-r--r-- | include/ruby/missing.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/ruby/missing.h b/include/ruby/missing.h index cde1baa5dd..5b147de6db 100644 --- a/include/ruby/missing.h +++ b/include/ruby/missing.h @@ -112,8 +112,10 @@ RUBY_EXTERN int isinf(double); # endif #endif -#ifndef HAVE_ISNAN +#ifndef isnan +# ifndef HAVE_ISNAN RUBY_EXTERN int isnan(double); +# endif #endif /* |