gnav_trl: Fix compiler warning. Switch to ff_type_file.

diff --git a/gnav_trl.c b/gnav_trl.c
index 571f8da062aba4fc516765e17b5ad90506f3f496..c2cf809700a0402755aa842011fee9ec270d1565 100644 (file)
--- a/gnav_trl.c
+++ b/gnav_trl.c
@@ -71,7 +71,7 @@ static double
 read_altitude(const gbuint32 alt)
 {
        const void *p = &alt;
-       unsigned char *i = p;
+       unsigned char *i = (unsigned char *) p;
        gbuint32 res = (gbuint32)i[2] << 24 | (gbuint32)i[1] << 16  | (gbuint32)i[0] << 8 | (gbuint32)i[3];
        return le_read_float(&res);
 }
@@ -81,7 +81,7 @@ write_altitude(const float alt)
 {
        gbuint32 res;
        const void *p = &res;
-       unsigned char *i = p;
+       unsigned char *i = (unsigned char *)p;
        le_write_float(&res, alt);
        res = (gbuint32)i[0] << 24 | (gbuint32)i[3] << 16  | (gbuint32)i[2] << 8 | (gbuint32)i[1];
        return res;
@@ -137,7 +137,7 @@ gnav_trl_write(void)
 /**************************************************************************/
 
 ff_vecs_t gnav_trl_vecs = {
-       ff_type_internal,
+       ff_type_file,
        { 
                ff_cap_none                     /* waypoints */, 
                ff_cap_read | ff_cap_write      /* tracks */,