X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Ffnv.h;h=e69f9cee1af9ec9f1da41d5aaf45d1df38773c73;hb=5fc7ff89bdbced9c593c566fea9840a269935dcd;hp=22f6ff69fc7aa647bf6d3e025ad5ab605883752c;hpb=0c87c2676bb826f8defb40d7d45e771ecd40550c;p=rrdtool.git

diff --git a/src/fnv.h b/src/fnv.h
index 22f6ff6..e69f9ce 100644
--- a/src/fnv.h
+++ b/src/fnv.h
@@ -99,10 +99,10 @@ typedef unsigned long Fnv32_t;
  */
 #define FNV1_32_INIT ((Fnv32_t)0x811c9dc5)
 
-Fnv32_t fnv_32_buf(void *, size_t, Fnv32_t);
+Fnv32_t fnv_32_buf(const void *, size_t, Fnv32_t);
 
-Fnv32_t fnv_32_str(char *, Fnv32_t );
+Fnv32_t fnv_32_str(const char *, Fnv32_t );
 
-unsigned long FnvHash(char *);
+unsigned long FnvHash(const char *);
 
 #endif /* __FNV_H__ */