--- a/osdbase.c.orig 2017-02-15 15:55:34.555128665 +0100
+++ b/osdbase.c 2017-02-15 15:56:30.898068614 +0100
@@ -510,7 +510,7 @@
const char *s = item->Text();
i = 0;
item_nr = 0;
- if (s && (s = skipspace(s)) != '\0' && '0' <= s[i] && s[i] <= '9') {
+ if (s && (s = skipspace(s)) != NULL && '0' <= s[i] && s[i] <= '9') {
do {
item_nr = item_nr * 10 + (s[i] - '0');
}