Smaller updates:

constant use of longjmp
conflict with python headers
win32 support
dll support

C/write.c

@@ -570,7 +570,7 @@ static void write_string(const unsigned char *s,
       
     if (chr == '\0')
       break;
-      if (delta == 0) {chr = *ptr++; }
+    if (delta == 0) {chr = *ptr++; }
     write_quoted(chr, qt, stream);
   } while (TRUE);
   wrputc(qt, stream);