because they might not be constant. Patch from Tom Quinn,
trq@dinoysos.thphys.ox.ac.uk.
+Mon May 11 12:39:30 1992 John Gilmore (gnu at cygnus.com)
+
+ * readline.c: Can't initialize FILE *'s with stdin and stdout,
+ because they might not be constant. Patch from Tom Quinn,
+ trq@dinoysos.thphys.ox.ac.uk.
+
Tue Apr 28 21:52:34 1992 John Gilmore (gnu at cygnus.com)
* readline.h: Declare rl_event_hook (which already existed).