(simple_execlp): initialize `argv'

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5089 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/simple_exec.c

@@ -97,7 +97,7 @@ int
 simple_execlp(const char *file, ...)
 {
     va_list ap;
-    char **argv;
+    char **argv = NULL;
     int argc, i;
 
     argc = i = 0;