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 cfa430d5d5..0384b995e3 100644 --- a/include/ruby/missing.h +++ b/include/ruby/missing.h @@ -87,6 +87,10 @@ extern double tgamma(double); extern double lgamma_r(double, int *); #endif +#ifndef HAVE_CBRT +extern double cbrt(double); +#endif + #ifndef isinf # ifndef HAVE_ISINF # if defined(HAVE_FINITE) && defined(HAVE_ISNAN) |