* 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: svn+ssh://ci.ruby-lang.org/ruby/trunk@9528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/intern.h b/intern.h
index 7c33d7c225..31602598f6 100644
--- a/intern.h
+++ b/intern.h
@@ -161,7 +161,7 @@ NORETURN(void rb_load_fail(const char*));
 NORETURN(void rb_error_frozen(const char*));
 void rb_check_frozen(VALUE);
 /* eval.c */
-#ifdef NFDBITS
+#if defined(NFDBITS) && defined(howmany)
 typedef struct {
     int maxfd;
     fd_set *fdset;