Kalle Olavi Niemitalo <kon@iki.fi> writes: > The following patch makes Bison accept the file; I'll try to > build XFree86 with it after I get a number for this bug. There were a few more Bison 1.50 incompatibilities. Thankfully, ISHIKAWA Mutsumi has posted patches for them as Bug#164486, Bug#164489 and Bug#164491. With all of these patches installed, XFree86 built nicely.