* dln.c: #define S_ISDIR if not defined.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_6@1479 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/dln.c b/dln.c
index d2c2c78c1b..a481d806ea 100644
--- a/dln.c
+++ b/dln.c
@@ -50,6 +50,10 @@ void *xrealloc();
 #include <sys/types.h>
 #include <sys/stat.h>
 
+#ifndef S_ISDIR
+#   define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
+#endif
+
 #ifdef HAVE_SYS_PARAM_H
 # include <sys/param.h>
 #else