* as/link/aslink.h: added LKOBJEXT

* as/link/aslink.h: added LKOBJEXT
* as/link/hc08/link_hc08.dsp,
* as/link/hc08/Makefile.bcc,
* as/link/hc08/Makefile.in,
* as/link/mcs51/aslink.dsp,
* as/link/mcs51/Makefile.bcc,
* as/link/mcs51/Makefile.in: moved lkamof51.c and lkdata.c
* as/link/hc08/lkaomf51.c,      as/link/mcs51/lkaomf51.c,
* as/link/lkaomf51.c: merged and moved
* as/link/hc08/lkdata.c,        as/link/mcs51/lkdata.c,
* as/link/z80/lkdata.c,
* as/link/lkdata.c: merged and moved
* as/link/hc08/lkmain.c,
* as/link/mcs51/lkmain.c: cosmetic changes
* as/link/z80/lkeval.c,         as/link/lkeval.c: merged
* as/link/lklex.c: use LKOBJEXT
* as/link/z80/lklist.c,         as/link/lklist.c: merged,
  ANSI-fied functions, removed bubble-sorts
* as/link/z80/lksym.c           as/link/lksym.c: merged,
  ANSI-fied functions
* as/link/z80/linkgbz80.dsp,
* as/link/z80/linkz80.dsp,
* as/link/z80/Makefile.in: added lkaomf51.c and lknoice.c,
  moved lkdata.c, lkeval.c, lkhead.c, lklex.x, lklist.c, lksym.c
* as/link/z80/lkhead.c,
* as/link/z80/lklex.c: deleted
* as/link/z80/lklibr.c: moved LKOBJEXT to aslink.h
* as/link/z80/lkmain.c: added copyfile()

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@4690 4a8a32a2-be11-0410-ad9d-d568d2c75423