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-rw-r--r--hdlcutil/hdrvcomm.c6
-rw-r--r--hdlcutil/hdrvcomm.h4
2 files changed, 5 insertions, 5 deletions
diff --git a/hdlcutil/hdrvcomm.c b/hdlcutil/hdrvcomm.c
index 7392d4e..6b4335e 100644
--- a/hdlcutil/hdrvcomm.c
+++ b/hdlcutil/hdrvcomm.c
@@ -65,7 +65,7 @@
#ifdef HDRVC_KERNEL
static int kernel_mode = 1;
#endif /* HDRVC_KERNEL */
-static char *if_name = "bcsf0";
+static const char *if_name = "bcsf0";
static char *prg_name;
static int fd = -1;
static struct ifreq ifr_h;
@@ -171,14 +171,14 @@ int hdrvc_getfd(void)
/* ---------------------------------------------------------------------- */
-char *hdrvc_ifname(void)
+const char *hdrvc_ifname(void)
{
return if_name;
}
/* ---------------------------------------------------------------------- */
-void hdrvc_args(int *argc, char *argv[], char *def_if)
+void hdrvc_args(int *argc, char *argv[], const char *def_if)
{
int ac, i;
diff --git a/hdlcutil/hdrvcomm.h b/hdlcutil/hdrvcomm.h
index ce3767e..fbb4965 100644
--- a/hdlcutil/hdrvcomm.h
+++ b/hdlcutil/hdrvcomm.h
@@ -87,8 +87,8 @@ struct hdrvc_channel_state {
extern int hdrvc_recvpacket(char *pkt, int maxlen);
extern int hdrvc_getfd(void);
-extern char *hdrvc_ifname(void);
-extern void hdrvc_args(int *argc, char *argv[], char *def_if);
+extern const char *hdrvc_ifname(void);
+extern void hdrvc_args(int *argc, char *argv[], const char *def_if);
extern void hdrvc_init(void);
extern int hdrvc_get_samples(void);
extern int hdrvc_get_bits(void);