sim/frv/
* frv.c (frvbf_iacc_cut): Rework, taking rounding into account.

testsuite/
* sim/frv/fr400/scutss.cgs: Fix tests to account for rounding.
Add some new ones.

cpu/
* frv.cpu (r-store, r-store-dual, r-store-quad): Delete.
(rstb, rsth, rst, rstd, rstq): Delete.
(rstbf, rsthf, rstf, rstdf, rstqf): Delete.

gas/testsuite/
* gas/frv/allinsn.s (rstb, rsth, rst, rstd, rstq): Replace with nops.
(rstbf, rsthf, rstf, rstdf, rstqf): Likewise.
* gas/frv/allinsn.d: Update accordingly.

opcodes/
* frv-desc.c, frv-opc.c, frv-opc.h: Regenerate.

sim/frv/
* decode.c, decode.h, model.c, sem.c: Regenerate.

sim/testsuite/
* sim/frv/{rstb,rsth,rst,rstd,rstq}.cgs: Delete.
* sim/frv/{rstbf,rsthf,rstf,rstdf,rstqf}.cgs: Delete.

2004-02-29  Andrew Cagney  <cagney@redhat.com>

* rs6000-tdep.c (rs6000_init_frame_pc_first): New function.
(rs6000_gdbarch_init): Set deprecated_init_frame_pc_first.
* config/rs6000/tm-rs6000.h (DEPRECATED_INIT_FRAME_PC_FIRST):
Delete macro.

*** empty log message ***

daily update

* gdb.cp/ctti.exp: Handle unsigned char type.  Expect templates
to use unsigned char.
* gdb.cp/cttiadd.c, gdb.cp/cttiadd1.c, gdb.cp/cttiadd2.c,
gdb.cp/cttiadd3.c: Change type of variable to unsigned char.

* inflow.c (terminal_inferior): Don't give up the terminal if we
previously couldn't get the inferior's terminal state.

* regcache.c (read_pc_pid): Restore inferior_ptid after reading
PC_REGNUM.

* config/gdbserver.exp (gdbserver_gdb_load): Wait for a complete
line of output.

* server.c (handle_v_cont): Call set_desired_inferior.

* remote-utils.c (prepare_resume_reply): Always supply "thread:".

* linux-low.c (linux_wait): Unblock async I/O.
(linux_resume): Block and enable async I/O.
* remote-utils.c (block_async_io, unblock_async_io): New functions.
* server.h (block_async_io, unblock_async_io): Add prototypes.

* remote-utils.c (remote_open): Print a status notice after
opening a TCP port.
* server.c (attach_inferior): Print a status notice after
attaching.

* linux-arm-low.c (arm_get_pc): Print out stop PC in debug mode.

2004-02-28  H.J. Lu  <hongjiu.lu@intel.com>

* elf-bfd.h (_bfd_elf_link_add_archive_symbols): New prototype.

* elflink.h (is_global_data_symbol_definition): Moved to
elflink.c.
(elf_link_is_defined_archive_symbol): Likewise.
(elf_link_add_archive_symbols): Likewise. Renamed to
_bfd_elf_link_add_archive_symbols.

* elflink.c (elf_link_is_defined_archive_symbol): Get the size
of ELF symbol table entry from backend.
(_bfd_elf_link_add_archive_symbols): Call bfd_link_add_symbols
instead of elf_link_add_object_symbols.

Branch didn't get cut, remove reference.

Fix tipo.

* gdb.base/relocate.c (dummy): Initialize.

2004-02-28  Andrew Cagney  <cagney@redhat.com>

* NEWS: Refer to GDB 6.1.
* README: Refer to GDB 6.1.
* PROBLEMS: Refer to GDB 6.1.

Index: doc/ChangeLog
2004-02-28  Andrew Cagney  <cagney@redhat.com>

* gdb.texinfo (Contributors): Mention GDB 6.1 release engineer.

* gdb.base/chng-syms.exp: Anchor exit pattern.  Allow
a breakpoint at exit.

* thread-db.c (disable_thread_signals): Remove unused function.

Oops, move branch message to correct position.

GDB 6.1 branch created.

*** empty log message ***

daily update

PR bootstrap/7087
* Makefile.tpl: Guard XFOO sed statements better.
* Makefile.tpl: Add dependency for configure-target-libada.
* Makefile.in: Regenerate (incidentally fixes broken
commit when libada-branch was merged).

* amd64-nat.c: Include "gdb_string.h".
(amd64_collect_native_gregset): Zero-extend the 32-bit
general-purpose registers and %eip.

2004-02-28  Andrew Cagney  <cagney@redhat.com>

* src-release (CVS_NAMES): Define.
(do-tar, do-tar): Prune $(CVS_NAMES).

* amd64-tdep.h: (amd64_collect_fxsave): New prototype.
* amd64-tdep.c (amd64_collect_fxsave): New function.
(amd64_fill_fxsave): Simply call amd64_collect_fxsave.

* i387-tdep.h: Update copyright year.
(i387_collect_fxsave): New prototype.
* i387-tdep.c: Update copyright year.
(i387_collect_fxsave): New function containing most of the code
from i387_fill_fxsave.
(i387_fill_fxsave): Call i387_collect_fxsave.

2004-02-28  Andrew Cagney  <cagney@redhat.com>

        * amd64-linux-nat.c (ps_get_thread_area): When architecture is
i386 use PTRACE_GET_THREAD_AREA.  Suggested by Roland McGrath.

Oops, wrong patch :-(

2004-02-28  Andrew Cagney  <cagney@redhat.com>

        * amd64-linux-nat.c (ps_get_thread_area): When architecture is
i386 use PTRACE_GET_THREAD_AREA.  Suggested by Roland McGrath.

* amd64-tdep.c (amd64_frame_cache): Fix comment.

2004-02-28  Andrew Cagney  <cagney@redhat.com>

* utils.c: Use "", instead of <>, to include readline.
tui/tui-win.c, tui/tui.c, tui/tui-hooks.c: Ditto.
* tracepoint.c, top.c, symmisc.c, symfile.c: Ditto.
* source.c, solib.c, exec.c, event-top.c: Ditto.
* corelow.c, completer.c, cli/cli-setshow.c: Ditto.
* cli/cli-dump.c, cli/cli-cmds.c: Ditto.
* Makefile.in: Update all dependencies.
(readline_tilde_h, readline_history_h): Define.
(readline_headers): Delete.

* config/djgpp/fnchange.lst: Rename "config/i386/nm-linux64.h" to
"config/i386/nm-lx64.h" and "config/i386/tm-linux64.h" to
"config/i386/tm-lx64.h".

* config/djgpp/fnchange.lst: Rename "amd64-linux-tdep.c" to
"amd64-ltdep.c" and "amd64-linux-nat.c" to "amd64-lnat.c".  Remove
rules for "x86-64-linux-tdep.c" and "x86-64-linux-nat.c".

2004-02-28  Andrew Cagney  <cagney@redhat.com>

* dwarf2-frame.h (struct gdbarch): Add opaque declaration.

2004-02-28  Andrew Cagney  <cagney@redhat.com>

* breakpoint.c (_initialize_breakpoint): Use
"add_setshow_auto_boolean_cmd.  Better word-wrap help messages.
Add help to show command.

* i386-nat.c: Reformat to be closer to coding standards.
(i386_handle_nonaligned_watchpoint): Rename local variable `rv' to
`retval'.  Make variables `align' and `size' local to while-loop.
(i386_stopped_data_address): Rename local variable `ret' to `addr'.
(_initialize_i386_nat): New prototype.

* tui/tui.c: Include <readline/readline.h> instead of
"readline/readline.h".  Include it after <term.h> and
"gdb_curses.h".

Reviewed and approved by drow@false.org.

2004-02-27  Fred Fish  <fnf@redhat.com>
* gdb.base/chng-syms.exp: Add expect condition to match failing
case that isn't a timeout.

* elf-bfd.h (struct elf_backend_data): Added
elf_backend_can_make_relative_eh_frame,
elf_backend_can_make_lsda_relative_eh_frame and
elf_backend_encode_eh_address.
(_bfd_elf_encode_eh_address): Declare.
(_bfd_elf_can_make_relative): Declare.
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Use new
hooks to decide whether to attempt to make_relative and
make_lsda_relative.
(_bfd_elf_write_section_eh_frame_hdr): Call encode_eh_address.
(_bfd_elf_can_make_relative): New.
(_bfd_elf_encode_eh_address): New.
* elf32-frv.c (frv_elf_use_relative_eh_frame): New.
(frv_elf_encode_eh_address): New.
(elf_backend_can_make_relative_eh_frame): Define.
(elf_backend_can_make_lsda_relative_eh_frame): Define.
(elf_backend_encode_eh_address): Define.
* elfxx-target.h
(elf_backend_can_make_relative_eh_frame): Define.
(elf_backend_can_make_lsda_relative_eh_frame): Define.
(elf_backend_encode_eh_address): Define.
(elfNN_bed): Add them.

* elf32-frv.c (elf32_frv_howto_table) <R_FRV_LABEL16>: Set
complain_on_overflow to signed.

*** empty log message ***

daily update

2004-02-27  Andrew Cagney  <cagney@redhat.com>

* hppa-tdep.c (hppa_gdbarch_init): On 32-bit systems always use
the new frame unwind code.
(hppa_frame_cache): Use PCOQ_HEAD_REGNUM instead of PC_REGNUM.
(hppa_frame_prev_register): Compute PCOQ_TAIL_REGNUM from
PCOQ_HEAD_REGNUM.

Index: ChangeLog
2004-02-27  Andrew Cagney  <cagney@redhat.com>

* hppa-tdep.c (hppa_gdbarch_init): On 32-bit systems always
"return_value" and "push_dummy_call".
(hppa32_use_struct_convention): Delete unused function.
(hppa32_store_return_value): Delete unused function.
(hppa32_extract_return_value): Delete unused function.
(hppa32_stack_align): Delete function.

2004-02-27  Eli Zaretskii  <eliz@elta.co.il>

* coffread.c (enter_linenos): Don't let rawptr reference memory
outside linetab[]'s limits.

2004-02-27  H.J. Lu  <hongjiu.lu@intel.com>

* elflink.h (sort_symbol): New.
(elf_link_add_object_symbols): Use a sorted symbol array for
weakdef.

2004-02-27  Andrew Cagney  <cagney@redhat.com>

* gdb.base/bigcore.exp: Disable on HP/UX, no sparse corefile
support.

2004-02-27  Andrew Cagney  <cagney@redhat.com>

* hppa-tdep.c (hppa32_push_dummy_call): Fix code reserving
inferior stack space - the stack needs to grow upwards.
(hppa32_frame_align): New function.
(hppa64_frame_align): Replace hppa_frame_align.
(hppa_gdbarch_init): Update.

2004-02-26  Andrew Stubbs  <andrew.stubbs@superh.com>

* sh-opc.h: Move fsca and fsrra instructions from sh4a to sh4.
Also correct mistake in the comment.

Add -no-bitinst switch for M32R2

Undo previous delta
Fix underlying problem by changing the order of tests of rel->howto.

2004-02-26  Orjan Friberg  <orjanf@axis.com>

* cris-tdep.c (frame_unwind.h, frame-base.h, trad-frame.h)
(dwarf2-frame.h): Include.
(enum cris_regnums): New enum CRIS_FP_REGNUM.
Remove static variables related to ABI setting.
(struct gdbarch_tdep): Remove cris_abi member.
(struct frame_extra_info): Remove.
(cris_unwind_cache, stack_item): New structs.
(cris_frame_unwind, cris_frame_base): New variables.
(push_stack_item, pop_stack_item)
(cris_frame_unwind_cache, cris_frame_this_id)
(cris_frame_prev_register, cris_unwind_dummy_id, cris_frame_align)
(cris_push_dummy_code, cris_push_dummy_call, cris_frame_sniffer)
(cris_frame_base_address, cris_scan_prologue, cris_unwind_pc)
(cris_unwind_sp, cris_store_return_value, cris_extract_return_value)
(cris_reg_struct_has_addr): New functions.
(cris_examine, cris_frame_init_saved_regs, cris_frame_chain)
(cris_frame_saved_pc, cris_saved_pc_after_call,
(cris_store_struct_return, cris_frameless_function_invocation)
(cris_pop_frame, cris_skip_prologue_main)
(cris_abi_original_store_return_value)
(cris_abi_v2_store_return_value)
(cris_abi_original_extract_return_value)
(cris_abi_v2_extract_return_value)
(cris_abi_original_reg_struct_has_addr)
(cris_abi_v2_reg_struct_has_addr)
(cris_abi_original_push_arguments, cris_abi_v2_push_arguments)
(cris_push_return_address, cris_abi_update): Remove.
(_initialize_cris_tdep): Remove ABI command.
(cris_dump_tdep): Ditto.
(cris_gdbarch_init): Remove ABI command.
Set store_return_value, extract_return_value, push_dummy_code,
push_dummy_call, frame_align, unwind_pc, unwind_sp, unwind_dummy_id,
frame_unwind_append_sniffer, frame_base_set_default.
Clear deprecated init_frame_pc, push_arguments, store_return_value,
extract_return_value, fp_regnum, pc_in_call_dummy, call_dummy_words,
sizeof_call_dummy_words, get_saved_register, push_return_address,
pop_frame, store_struct_return, frame_init_saved_regs,
init_extra_frame_info, frameless_function_invocation, frame_chain,
frame_saved_pc, saved_pc_after_call, save_dummy_frame_tos,
dummy_write_sp.

* config/tc-s390.c (s390_insn): Correct range check for opcode in
.insn pseudo operation.

Fix seg fault on erroneous input

* ar.c (main): Support POSIX-compatible argument parsing.

testsuite:
* binutils-all/ar.exp (argument_parsing): New test.

* elf32-s390.c (allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL
for pc relative relocs.
(elf_s390_relocate_section): Likewise.
* elf64-s390.c (allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL
for pc relative relocs.
(elf_s390_relocate_section): Likewise.

2004-02-26  Jeff Johnston  <jjohnstn@redhat.com>

        * valprint.h (print_hex_chars, print_char_chars): New prototypes.
        * valprint.c (print_hex_chars): Change from static to external.
        (print_char_chars): New function.
        * printcmd.c (print_scalar_formatted): For integer and enum types
        that are longer than LONGEST, perform processing via appropriate
        print_*_chars routines.

*** empty log message ***

Index: ChangeLog
2004-02-26  Andrew Cagney  <cagney@redhat.com>

* Makefile.in: Update dependencies.
Changes from Ulrich Weigand,
* s390-tdep.c: Include "dwarf2-frame.h".
(s390_dwarf2_frame_init_reg): New function.
(s390_gdbarch_init): Install dwarf2_frame_sniffer and
dwarf2_frame_base_sniffer.  Call dwarf2_frame_set_init_reg.

2004-02-26  Jeff Johnston  <jjohnstn@redhat.com>

        * breakpoint.c (pending_break_support): New setting variable.
        (break_command_1): Account for pending_break_support setting
        when creating pending breakpoints.
        (set_breakpoint_cmd, show_breakpoint_cmd): New functions.
        (_initialize_breakpoint): Add "set breakpoint pending" and
        "show breakpoint pending" commands.

2004-02-26  Jeff Johnston  <jjohnstn@redhat.com>

        * gdb.texinfo (breakpoints): Add information about the
        new "set breakpoint pending" and "show breakpoint pending"
        commands.

daily update

Reviewed and approved by cagney@gnu.org.

2004-02-26  Fred Fish  <fnf@redhat.com>
* gdb.arch/gdb1431.c: Remove.
* gdb.arch/gdb1431.s: New file, copy of gdb1291.s
* gdb.arch/gdb1431.exp: Use "advance" correctly instead
of "until" incorrectly.

2004-02-26  Eric Christopher  <echristo@redhat.com>

* config/tc-mips.c (mips_dwarf2_addr_size): New.
* config/tc-mips.h (DWARF2_ADDR_SIZE): Use.

2004-02-26  Andrew Cagney  <cagney@redhat.com>

* gdbint.texinfo (Coding): Document use of gdbarch_obstack_zalloc
in Per-architecture module data section.

    * gdb.cp/class2.cc (empty): New class.
        (refer): New function.
        (main): Declare an object of type empty and use it.
        * gdb.cp/class2.exp: Print the value of an object of type empty.

2004-02-26  Jeff Johnston  <jjohnstn@redhat.com>

        * gdb.base/langs.exp: Update query string to match the
        new nquery format used for pending breakpoints.

2004-02-26  H.J. Lu  <hongjiu.lu@intel.com>

* elfxx-ia64.c (elfNN_ia64_check_relocs): Fix call to
count_dyn_reloc.

Index: ChangeLog
2004-02-26  Andrew Cagney  <cagney@redhat.com>

Fix PR i18n/1570.
* charset.c (backslashable, backslashed, represented): Remove 'e'
from list of escaped characters, not part of ISO-C.

Index: charset.c
Index: testsuite/ChangeLog
2004-02-26  Andrew Cagney  <cagney@redhat.com>

Fix PR i18n/1570.
* gdb.base/charset.c: Update copyright notice.
(main, init_string): Remove the escape character '\e' tests.
* gdb.base/printcmds.exp (test_print_all_chars): Ditto.
* gdb.base/charset.exp (valid_host_charset): Ditto.
* gdb.base/setvar.exp: Ditto.

2004-02-23  Andrew Stubbs <andrew.stubbs@superh.com>

gas:
* tc-sh.c (build_Mytes): Add REG_N_D and REG_N_B01
nibble types to assembler.
opcodes:
* sh-dis.c (print_insn_sh): Add REG_N_D nibble type to
ensure that double registers have even numbers.
Add REG_N_B01 for nn01 (binary 01) nibble to ensure
that reserved instruction 0xfffd does not decode the same
as 0xfdfd (ftrv).
* sh-opc.h: Add REG_N_D nibble type and use it whereever
REG_N refers to a double register.
Add REG_N_B01 nibble type and use it instead of REG_NM
in ftrv.
Adjust the bit patterns in a few comments.

* remote-utils.c (write_enn): Use "E01" instead of "ENN" for the
error packet.
* server.c, target.h: Update copyright years.

Patch reviewed and approved by nickc@redhat.com.

2004-02-25  Fred Fish  <fnf@redhat.com>
* config/tc-iq2000.c: Add missing \n\ in multiline string literal.

2004-02-25  H.J. Lu  <hongjiu.lu@intel.com>

* elfxx-ia64.c (elfNN_ia64_dyn_reloc_entry): Add the reltext.
field to track if a relocation is against readonly section.
(count_dyn_reloc): Take a new argument for rent->reltext.
(elfNN_ia64_check_relocs): Adjust call to count_dyn_reloc.
(get_reloc_section): Don't set ia64_info->reltext here.
(allocate_dynrel_entries): Set ia64_info->reltext here.

    * ppc-opc.c (powerpc_opcodes): Change mask for dcbt and dcbtst.

    * tui/tui.c: Move system header includes after local includes.
        Fixes a build failure on solaris systems.

    * configure.in: Refine the previous change.
        * configure: Regenerate.

*** empty log message ***

daily update

* pe-dll.c (fill_edata): Check that exported_symbol_sections is
not NULL.

*** empty log message ***

* amd64-tdep.h: Renamed from x86-64-tdep.h.
* amd64-tdep.c: Renamed from x86-64-tdep.c.  Include
"amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64-nat.c: Include "amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64-linux-tdep.h: Renamed from x86-64-linux.h.
* amd64-linux-tdep.c: Renamed from x86-64-linux-tdep.c.  Include
"amd64-tdep.h" and "amd64-linux-tdep.h" instead of "x86-64-tdep.h"
and "x86-64-tdep.c".
* amd64-linux-nat.c: Renamed from x86-64-linux-nat.c.  Include
"amd64-tdep.h" and "amd64-linux-tdep.h" instead of "x86-64-tdep.h"
and "x86-64-tdep.c".
* amd64bsd-nat.c: Update copyright year.
Include "amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64fbsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64fbsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64nbsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64nbsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64obsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64obsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* configure.host: (x86_64-*-linux*): Set gdb_target to linux64.
* configure.tgt (x86_64-*-linux*): Set gdb_target to linux64.
* Makefile.in (amd64_linux_tdep_h): Renamed from
x86_64_linux_tdep_h.
(amd64_tdep_h): Renamed from x86_64_tdep_h.
(amd64bsd-nat.o, amd64fbsd-nat.o, amd64fbsd-tdep.o, amd64-nat.o)
(amd64nbsd-nat.o, amd64nbsd-tdep.o, amd64obsd-nat.o)
(amd64obsd-tdep.o): Update dependencies.
(amd64-tdep.o, amd64-linux-nat.o, amd64-linux-tdep.o): New
dependencies.
(x86-64-linux-nat.o, x86-64-linux-tdep.o, x86-64-tdep.o): Remove
dependencies.
(ALLDEPFILES): Add amd64-tdep.c, amd64obsd-nat.c, amd64obsd-nat.c,
amd64-linux-nat.c amd64-linux-tdep.c.
* config/i386/tm-linux64.h: Renamed from tm-x86-64linux.h
* config/i386/nm-linux64.h: Renamed from nm-x86-64linux.h.
* config/i386/linux64.mt: Renamed from x86-64linux.mt.
(TDEPFILES): Replace x86-64-tdep.o and x86-64-linux-tdep.o with
amd64-tdep.o and amd64-linux-tdep.o.
(TM_FILE): Set to tm-linux64.h.
* config/i386/linux64.mh: Renamed from x86-64linux.mh.
(NAT_FILE): Set to nm-linux64.h.
(NATDEPFILES): Replace x86-64-linux-nat.o with amd64-linux-nat.o.
* config/i386/fbsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.
* config/i386/nbsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.
* config/i386/obsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.

.

2004-02-25  Roland McGrath  <roland@redhat.com>

* target.h (struct target_ops): New member `read_auxv'.
* server.c (handle_query): Handle qPart:auxv:read: query using that.
* linux-low.c (linux_read_auxv): New function.
(linux_target_ops): Initialize `read_auxv' member to that.

2004-02-25  Roland McGrath  <roland@redhat.com>

* remote.c (remote_protocol_qPart_auxv): New variable.
(init_all_packet_configs): Initialize it.
(set_remote_protocol_qPart_auxv_packet_cmd): New function.
(show_remote_protocol_qPart_auxv_packet_cmd): New function.
(show_remote_cmd): Call it.
(_initialize_remote): Initialize commands.
(remote_xfer_partial): If enabled, use qPart:auxv:read:... query to
service TARGET_OBJECT_AUXV requests.

    * configure.in: Make sure that the wborder function is available.
        Otherwise, search for it in the cur_colr library.
        * configure: Regenerate.

2004-02-25  Andrew Cagney  <cagney@redhat.com>

* hppa-tdep.c (hppa32_push_dummy_call): Rewrite.

.

2004-02-25  Roland McGrath  <roland@redhat.com>

* gdb.texinfo (General Query Packets): Document qPart:... packets.

* config/i386/tm-x86-64linux.h: Tweak comments.

Fix date in last commit...sigh.

* MAINTAINERS: Add self to write-after-approval list.

2004-02-25  Andrew Cagney  <cagney@redhat.com>

PR cli/1566.  Problem found, and fix suggested by David Allan.
* cli/cli-script.c (execute_control_command): Unconditionally
install a cleanup.  Default "ret" to "invalid_control".  Use
"break" instead of "return" to escape from the switch.

Add self.

merge from gcc

merge from gcc

    * tui/tui-disasm.c: %s/lines/asm_lines/g to avoid a collision
        with the lines macro defined in term.h on AiX.
        * tui/tui-regs.c: %s/label_width/tui_label_width/g, to avoid
        a collision with the label_width macro defined in term.h on AiX.