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-rw-r--r--include/flate.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/flate.h b/include/flate.h
index 79c888c2..bbd0b3d7 100644
--- a/include/flate.h
+++ b/include/flate.h
@@ -1,3 +1,8 @@
+#ifndef _FLATE_H_
+#define _FLATE_H_ 1
+#if defined(__cplusplus)
+extern "C" {
+#endif
/*
#pragma lib "libflate.a"
#pragma src "/sys/src/libflate"
@@ -39,3 +44,7 @@ ulong *mkcrctab(ulong);
ulong blockcrc(ulong *tab, ulong crc, void *buf, int n);
ulong adler32(ulong adler, void *buf, int n);
+#if defined(__cplusplus)
+}
+#endif
+#endif