cdt dtvsearch: [nfc] squash unused variable warnings from MSVC

diff --git a/lib/cdt/dtview.c b/lib/cdt/dtview.c
index c3d139790f2004a5571eb314b876678d7b870291..bf54664e6e5c30afbdb68c02e4becc38cb154ed3 100644 (file)
--- a/lib/cdt/dtview.c
+++ b/lib/cdt/dtview.c
@@ -10,7 +10,7 @@
 static void* dtvsearch(Dt_t* dt, void* obj, int type)
 {
        Dt_t            *d, *p;
-       void            *o, *n, *ok, *nk;
+       void *o = NULL, *n, *ok, *nk;
        int             cmp, lk, sz, ky;
        Dtcompar_f      cmpf;
        (void)lk;