unicsv: always open files in binary mode.

diff --git a/unicsv.c b/unicsv.c
index 3f501b28dd8222934f944151f8e232bba96b5e40..dc6c8fe02fb8982c8e3292280ce56856c8a82cd1 100644 (file)
--- a/unicsv.c
+++ b/unicsv.c
@@ -1240,7 +1240,7 @@ unicsv_waypt_disp_cb(const waypoint *wpt)
 static void
 unicsv_wr_init(const char *filename)
 {
-       fout = gbfopen(filename, "w", MYNAME);
+       fout = gbfopen(filename, "wb", MYNAME);
 
        unicsv_outp_flags = 0;
        unicsv_grid_idx = grid_unknown;