* eval.c, intern.h: failed to compile where NFDBITS is defined but

  howmany() is not defined. [ruby-dev:27680]

* io.c (is_socket): failed to compile where S_ISSOCK is not defined.

* io.c (pipe_open): failed to compile where socketpair is not supported.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@9528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index b98746e51..fd7a209af 100644
--- a/eval.c
+++ b/eval.c
@@ -9546,7 +9546,7 @@ enum thread_status {
 # endif
 #endif
 
-#ifdef NFDBITS
+#if defined(NFDBITS) && defined(howmany)
 void
 rb_fd_init(fds)
     volatile rb_fdset_t *fds;