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-rw-r--r--include/ruby/subst.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/ruby/subst.h b/include/ruby/subst.h
new file mode 100644
index 0000000000..1f0e6db5a4
--- /dev/null
+++ b/include/ruby/subst.h
@@ -0,0 +1,19 @@
+#ifndef RUBY_SUBST_H
+#define RUBY_SUBST_H 1
+
+#undef snprintf
+#undef vsnprintf
+#define snprintf ruby_snprintf
+#define vsnprintf ruby_vsnprintf
+
+#ifdef BROKEN_CLOSE
+#undef getpeername
+#define getpeername ruby_getpeername
+#undef getsockname
+#define getsockname ruby_getsockname
+#undef shutdown
+#define shutdown ruby_shutdown
+#undef close
+#define close ruby_close
+#endif
+#endif