diff --git a/examples/Makefile b/examples/Makefile
index eaebeb1..0965553 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -2,7 +2,7 @@
 
 CFLAGS = -Wall -O2 -g
 LDFLAGS = 
-OBJ = dvb_print_si dvb_ecmg dvb_ecmg_test mpeg_print_pcr rtp_check_cc
+OBJ = dvb_print_si dvb_ecmg dvb_ecmg_test mpeg_print_pcr rtp_check_seqnum
 
 all: $(OBJ)
 
diff --git a/examples/rtp_check_cc.c b/examples/rtp_check_seqnum.c
similarity index 89%
rename from examples/rtp_check_cc.c
rename to examples/rtp_check_seqnum.c
index 394f7ca..fba7a45 100644
--- a/examples/rtp_check_cc.c
+++ b/examples/rtp_check_seqnum.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * rtp_check_cc.c: Prints RTP discontinuities
+ * rtp_check_seqnum.c: Prints RTP discontinuities
  *****************************************************************************
  * Copyright (C) 2011 VideoLAN
  * $Id: dvb_print_si.c 27 2011-04-10 16:57:59Z massiot $
@@ -50,7 +50,7 @@ int main(int i_argc, char **ppsz_argv)
         usage(ppsz_argv[0]);
 
     uint8_t p_buffer[i_packet_size];
-    uint16_t i_cc = 0;
+    uint16_t i_seqnum = 0;
 
     for ( ; ; ) {
         ssize_t toto;
@@ -64,10 +64,10 @@ int main(int i_argc, char **ppsz_argv)
             continue;
         }
 
-        uint16_t i_new_cc = rtp_get_cc(p_buffer);
-        if (i_new_cc != i_cc)
+        uint16_t i_new_seqnum = rtp_get_seqnum(p_buffer);
+        if (i_new_seqnum != i_seqnum)
             fprintf(stderr, "received packet %hu while expecting %hu\n",
-                    i_new_cc, i_cc);
-        i_cc = (i_new_cc + 1) % 65536;
+                    i_new_seqnum, i_seqnum);
+        i_seqnum = (i_new_seqnum + 1) % 65536;
     }
 }
diff --git a/ietf/rtp.h b/ietf/rtp.h
index c9beae8..2998578 100644
--- a/ietf/rtp.h
+++ b/ietf/rtp.h
@@ -65,13 +65,13 @@ static inline uint8_t rtp_get_type(const uint8_t *p_rtp)
     return p_rtp[1] & 0x7f;
 }
 
-static inline void rtp_set_cc(uint8_t *p_rtp, uint16_t i_rtp_cc)
+static inline void rtp_set_seqnum(uint8_t *p_rtp, uint16_t i_seqnum)
 {
-    p_rtp[2] = i_rtp_cc >> 8;
-    p_rtp[3] = i_rtp_cc & 0xff;
+    p_rtp[2] = i_seqnum >> 8;
+    p_rtp[3] = i_seqnum & 0xff;
 }
 
-static inline uint16_t rtp_get_cc(uint8_t *p_rtp)
+static inline uint16_t rtp_get_seqnum(uint8_t *p_rtp)
 {
     return (p_rtp[2] << 8) | p_rtp[3];
 }
@@ -83,6 +83,7 @@ static inline void rtp_set_timestamp(uint8_t *p_rtp, uint32_t i_timestamp)
     p_rtp[6] = (i_timestamp >> 8) & 0xff;
     p_rtp[7] = i_timestamp & 0xff;
 }
+
 static inline uint32_t rtp_get_timestamp(uint8_t *p_rtp)
 {
     return (p_rtp[4] << 24) | (p_rtp[5] << 16) | (p_rtp[6] << 8) | p_rtp[7];
diff --git a/mpeg/ts.h b/mpeg/ts.h
index 739fbc7..a0a0db8 100644
--- a/mpeg/ts.h
+++ b/mpeg/ts.h
@@ -226,7 +226,7 @@ static inline void tsaf_set_pcrext(uint8_t *p_ts, uint16_t i_pcr_ext)
     p_ts[11] = i_pcr_ext & 0xff;
 }
 
-static inline bool tsaf_has_pcr(uint8_t *p_ts)
+static inline bool tsaf_has_pcr(const uint8_t *p_ts)
 {
     return !!(p_ts[5] & 0x10);
 }