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remove dtimep.c only in distclean
[mmh]
/
sbr
/
getthreadid.c
diff --git
a/sbr/getthreadid.c
b/sbr/getthreadid.c
index
99a7d67
..
41e3e22
100644
(file)
--- a/
sbr/getthreadid.c
+++ b/
sbr/getthreadid.c
@@
-47,6
+47,9
@@
threadid(char *msgid, char *referens)
char *cp;
threadfrom = referens ? referens : msgid;
+ if (!threadfrom) {
+ return NULL;
+ }
start = strchr(threadfrom, '<');
end = strchr(start, '>');