Translation table for COFF<->A.OUT

coff->a.out (relocation entries)

coff					a.out	
field					field	

r_vaddr - s_vaddr			r_address	
+ scn_base
(from optional header)

0					r_addend
r_extern				r_extern

if r_extern == FALSE
  r_type = R_LITUSE
    r_symndx = R_LU_JSR			r_index = N_TEXT
					r_type = RELOC_WDISP14
  r_type = R_LITUSE
    r_symndx != R_LU_JSR		r_index = N_ABS
					r_type = NO_RELOC

  r_type = R_GPDISP
	<complicated>

  r_type = something else
    r_symndx = R_SN_TEXT, R_SN_INIT,	r_index = N_TEXT
	R_SN_FINI, R_SN_RDATA
    r_symndx = R_SN_DATA, R_SN_SDATA,
	R_SN_LIT8, R_SN_LIT4		r_index = N_DATA
    r_symndx = R_SN_SBSS, R_SN_BSS	r_index = N_BSS
    r_symndx = R_SN_PDATA, R_SN_XDATA,
	R_SN_NULL			ERROR
    					r_type = coff_map_rtype(r_type, FALSE)

else (r_extern == TRUE)
					
			




fi