0626 snap: rs6000-ibm-aix4.2.0.0: gcc/dwarf2out.c build failure

[Rodney Brown]

0626 snap: rs6000-ibm-aix4.2.0.0: gcc/dwarf2out.c build failure
Like cygwin, aix4.2.0.0 fails to build gcc/dwarf2out.c 
    with undeclared UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP

gcc -c  -DIN_GCC    -g  -W -Wall -Wtraditional -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -pedantic -Wno-long-long  -DHAVE_CONFIG_H    -I. -I../../egcs-20000626/gcc -I../../egcs-20000626/gcc/config -I../../egcs-20000626/gcc/../include ../../egcs-20000626/gcc/dwarf2out.c
../../egcs-20000626/gcc/dwarf2out.c: In function `dwarf2out_cfi_label':
../../egcs-20000626/gcc/dwarf2out.c:717: warning: int format, long int arg (arg 4)
../../egcs-20000626/gcc/dwarf2out.c: In function `output_call_frame_info':
../../egcs-20000626/gcc/dwarf2out.c:1771: warning: integer constant is unsigned in ANSI C, signed with -traditional
../../egcs-20000626/gcc/dwarf2out.c:1779: warning: integer constant is unsigned in ANSI C, signed with -traditional
../../egcs-20000626/gcc/dwarf2out.c:1857: warning: int format, long int arg (arg 4)
../../egcs-20000626/gcc/dwarf2out.c:1858: warning: int format, long int arg (arg 4)
../../egcs-20000626/gcc/dwarf2out.c:1860: warning: int format, long int arg (arg 4)
../../egcs-20000626/gcc/dwarf2out.c: In function `output_loc_operands':
../../egcs-20000626/gcc/dwarf2out.c:2597: `UNALIGNED_DOUBLE_INT_ASM_OP' undeclared (first use in this function)
../../egcs-20000626/gcc/dwarf2out.c:2597: (Each undeclared identifier is reported only once
../../egcs-20000626/gcc/dwarf2out.c:2597: for each function it appears in.)
../../egcs-20000626/gcc/dwarf2out.c:2597: `UNALIGNED_SHORT_ASM_OP' undeclared (first use in this function)
../../egcs-20000626/gcc/dwarf2out.c:2597: `bite_me' undeclared (first use in this function)
make[2]: *** [dwarf2out.o] Error 1
make[2]: Leaving directory `/devel/tmp/egcs-20000626.obj/gcc'
make[1]: *** [bootstrap-lean] Error 2
make[1]: Leaving directory `/devel/tmp/egcs-20000626.obj/gcc'
make: *** [bootstrap-lean] Error 2