diff options
Diffstat (limited to 'include/ruby')
| -rw-r--r-- | include/ruby/missing.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/ruby/missing.h b/include/ruby/missing.h index 18dabaa5b3..cde1baa5dd 100644 --- a/include/ruby/missing.h +++ b/include/ruby/missing.h @@ -159,6 +159,10 @@ RUBY_EXTERN size_t strlcpy(char *, const char*, size_t); RUBY_EXTERN size_t strlcat(char *, const char*, size_t); #endif +#ifndef HAVE_SIGNBIT +RUBY_EXTERN int signbit(double x); +#endif + #ifndef HAVE_FFS RUBY_EXTERN int ffs(int); #endif |