5688 ELF tools need to be more careful with dwarf data

*** 57,67 ****
  
  LINTFLAGS +=    -x
  LINTFLAGS64 +=  -x
  
  CERRWARN +=     -_gcc=-Wno-uninitialized
- CERRWARN +=     -_gcc=-Wno-switch
  
  BLTDEFS =       msg.h
  BLTDATA =       msg.c
  BLTMESG =       $(SGSMSGDIR)/elfdump
  
--- 57,66 ----