make a common case slightly faster.

that Left/Right arrow keys and C-a C-e all work.

Changed Color Ties label to Color Variation Ties

main(): Fixed logic error and reporting when no colordb was found.
Given by GvR.

between the various macs it's better if they are.

aliases_of(): New method

Added AC_CHECK_SIZEOF(void *).
Added yet another test for pthreads (pthread_create may be in libc).
Added pthread_init to list of functions whose existence is checked.

<cdtv@amigager.de>.

"non-default argument follows default argument".

instead of silently supplying a default of None fore c.

expecting some contributions).