$OpenBSD: patch-src_osm_c,v 1.1.1.1 2009/09/04 18:19:41 landry Exp $
fix taken from gpx-viewer - to be removed once we support %F & %z
--- src/osm.c.orig	Fri Jul 24 17:07:37 2009
+++ src/osm.c	Wed Sep  2 22:26:45 2009
@@ -21,6 +21,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
+#include <ctype.h>
 
 #define __USE_XOPEN
 #include <time.h>
@@ -91,15 +92,21 @@ static user_t *osm_user(osm_t *osm, char *name) {
 
 static
 time_t convert_iso8601(const char *str) {
+  char *c;
   if(!str) return 0;
 
   tzset();
 
+  char *s = strdup(str);
   struct tm ctime;
   memset(&ctime, 0, sizeof(struct tm));
-  strptime(str, "%FT%T%z", &ctime);
- 
-  return mktime(&ctime) - timezone;
+  /* remove trailing non-digits, strptime doesn't support %z */
+  for (c = s + strlen(s); !isdigit(*c); *c='\0', c--);
+  /* now remove trailing .000 if found */
+  /* SEGV .. s[strcspn(s, ".")] = '\0'; */
+  strptime (s, "%Y-%m-%dT%T", &ctime);
+  free(s);
+  return mktime(&ctime);
 }
 
 /* -------------------- tag handling ----------------------- */