7192 Remove SPARC-only ONLY64 option

*** 19,28 ****
--- 19,30 ----
  # CDDL HEADER END
  #
  #
  # Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
  #
+ # Copyright 2016 RackTop Systems.
+ #
  # Definitions common to command source.
  #
  # include global definitions; SRC should be defined in the shell.
  # SRC is needed until RFE 1026993 is implemented.
  
*** 502,510 ****
  
  # Define the majority text domain in this directory.
  TEXT_DOMAIN= SUNW_OST_OSCMD     
  
  CLOBBERFILES += $(XPG4) $(XPG6) $(DCFILE)
- 
- # This flag is for programs which should not build a 32-bit binary
- sparc_64ONLY= $(POUND_SIGN)
- 64ONLY=  $($(MACH)_64ONLY)
--- 504,508 ----