9884 cw(1) should use -fpic rather than -Kpic

*** 35,44 ****
  OBJDIRS = \
          i386/src/lib/libast
  
  include ../Makefile.com
  
! # Use -KPIC since libast is too big for -Kpic on 64bit
  # (and on 32bit it is close to the barrier)
  i386_C_PICFLAGS  = $(C_BIGPICFLAGS)
  
  install: all $(ROOTLIBS) $(ROOTLINKS) $(ROOTLINT)
--- 35,44 ----
  OBJDIRS = \
          i386/src/lib/libast
  
  include ../Makefile.com
  
! # Use big PIC since libast is too big for pic on 64bit
  # (and on 32bit it is close to the barrier)
  i386_C_PICFLAGS  = $(C_BIGPICFLAGS)
  
  install: all $(ROOTLIBS) $(ROOTLINKS) $(ROOTLINT)