1 files changed, 4 insertions, 8 deletions

diff --git a/src/lib/libcrypto/rc2/rc2ofb64.c b/src/lib/libcrypto/rc2/rc2ofb64.c
index 4f09167447..9e297867ed 100644
--- a/src/lib/libcrypto/rc2/rc2ofb64.c
+++ b/src/lib/libcrypto/rc2/rc2ofb64.c
@@ -56,20 +56,16 @@
  * [including the GNU Public Licence.]
  */
 
-#include "rc2.h"
+#include <openssl/rc2.h>
 #include "rc2_locl.h"
 
 /* The input and output encrypted as though 64bit ofb mode is being
  * used.  The extra state information to record how much of the
  * 64bit block we have used is contained in *num;
  */
-void RC2_ofb64_encrypt(in, out, length, schedule, ivec, num)
-unsigned char *in;
-unsigned char *out;
-long length;
-RC2_KEY *schedule;
-unsigned char *ivec;
-int *num;
+void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+                       long length, RC2_KEY *schedule, unsigned char *ivec,
+                       int *num)
         {
         register unsigned long v0,v1,t;
         register int n= *num;