17. Do NOT use bison-1.75. It builds a non-working parser. The most
obvious effect is that constructs like "for i; do echo $i; done" don't
loop over the positional parameters.
+
+18. I have received reports that using -O2 with the MIPSpro results in a
+ binary that fails in strange ways. Using -O1 seems to work.
+
+19. There is special handling to ensure the shell links against static
+ versions of the included readline and history libraries on Mac OS X;
+ Apple ships inadequate dynamic libreadline and libhistory "replacements"
+ as standard libraries.
+
+