merge revision(s) 63720: [Backport #14864]

	dir.c: define O_CLOEXEC for older systems

	SuSE 10 has openat(), but not O_CLOEXEC

	Reported-by: wangpeiwen

	[ruby-core:87591] [Bug #14864]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@66878 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/dir.c b/dir.c
index 99b9b53bf9..351d36157a 100644
--- a/dir.c
+++ b/dir.c
@@ -22,6 +22,10 @@
 #include <unistd.h>
 #endif
 
+#ifndef O_CLOEXEC
+#  define O_CLOEXEC 0
+#endif
+
 #ifndef USE_OPENDIR_AT
 # if defined(HAVE_FDOPENDIR) && defined(HAVE_DIRFD) && \
     defined(HAVE_OPENAT) && defined(HAVE_FSTATAT)