* src/mem-limits.h: Remove !emacs and _LIBC conditional code.
(start_of_data): Merge into start_of_data function.
* src/sysdep.c (start_of_text): Remove. Move simplified versions of
it in the only users: src/unexaix.c and unexec.c.
(read_input_waiting): Remove local declaration of quit_char.
(start, etext): Remove declarations.
(start_of_data): Merge with the version in mem-limits.h and move
to vm-limits.c.
* src/vm-limit.c (start_of_data): Merged and simplified version of the
code formerly in mem-limits.h and sysdep.c.
* src/unexec.c (start): New declaration, moved from sysdep.c.
(start_of_text): Simplified version of the code formerly in sysdep.c.
* unexaix.c (start_of_text): Simplified version of the code
formerly in sysdep.c.
* src/m/alpha.h (HAVE_TEXT_START): Remove.
(TEXT_START): Move ...
* src/unexalpha.c (TEXT_START): ... here.
* src/s/hpux10-20.h (TEXT_START): Remove.
* src/s/darwin.h (TEXT_START):
* src/m/mips.h (TEXT_START):
* src/m/macppc.h (HAVE_TEXT_START):
* src/m/m68k.h (TEXT_START):
* src/m/iris4d.h (TEXT_START):
* src/m/intel386.h (TEXT_START):
* src/m/ibmrs6000.h (TEXT_START):
* src/m/ia64.h (HAVE_TEXT_START):
* src/s/msdos.h (TEXT_START): Likewise.
Set with AC_DEFINE rather than AH_BOTTOM.
* src/s/sol2-6.h (INHIBIT_X11R6_XIM): Remove, handled by configure now.
* admin/CPP-DEFINES: Remove INHIBIT_X11R6_XIM.
* configure, src/config.in: Regenerate.
* configure.in (C_OPTIMIZE_SWITCH, CANNOT_DUMP, SYSTEM_MALLOC):
(USE_MMAP_FOR_BUFFERS, C_WARNING_SWITCH): Set with shell, not cpp.
(LIBX): Remove, just use -lX11 in the one place this was used.
(cannot_dump): Replace with CANNOT_DUMP.
* src/Makefile.in (CANNOT_DUMP): Update for configure name change.
* src/s/freebsd.h (USE_MMAP_FOR_BUFFERS):
* src/s/irix6-5.h (USE_MMAP_FOR_BUFFERS):
* src/s/darwin.h (SYSTEM_MALLOC):
* src/s/sol2-10.h (SYSTEM_MALLOC): Move to configure.
* src/m/alpha.h: Remove old comment.
* src/s/aix4-2.h: Update comment.
* src/s/template.h: Remove USE_MMAP_FOR_BUFFERS.
* msdos/sed1v2.inp (CANNOT_DUMP): Update for configure name change.
* admin/CPP-DEFINES: Remove USE_MMAP_FOR_BUFFERS, CANNOT_DUMP.
* etc/DEBUG: Update SYSTEM_MALLOC and CANNOT_DUMP references.
Some re-filling.
* src/m/hp800.h (HAVE_ALLOCA):
* src/m/ibms390x.h (HAVE_ALLOCA): Do not define, no longer needed.
* msdos/sed2v2.inp: Do not edit HAVE_ALLOCA.
* admin/CPP-DEFINES: Remove HAVE_ALLOCA.
* configure.in (LD_SWITCH_SYSTEM): Set with configure, not cpp.
Merges logic from src/s/* and src/Makefile.in.
(LD_SWITCH_SYSTEM_TEMACS): New output variable.
* src/Makefile.in (LD_SWITCH_SYSTEM): Set with configure, not cpp.
(LD_SWITCH_SYSTEM_EXTRA): New variable, set by configure.
(TEMACS_LDFLAGS): Use $LD_SWITCH_SYSTEM and $LD_SWITCH_SYSTEM_EXTRA,
move out of cpp section.
* src/s/freebsd.h (LD_SWITCH_SYSTEM):
* src/s/gnu-linux.h (LD_SWITCH_SYSTEM):
* src/s/netbsd.h (LD_SWITCH_SYSTEM):
* admin/CPP-DEFINES: Remove LD_SWITCH_SYSTEM.
* configure.in (LIBXTR6): New output variable. Move unixware special
case here from src/s/unixware.h.
* src/Makefile.in (LIBXTR6): Set with configure, not cpp.
* src/s/unixware.h (NEED_LIBW): Remove definition.
* admin/CPP-DEFINES: Remove NEED_LIBW.
* configure.in (HAVE_MOTIF_2_1): Remove unused variable.
(LIBXP): No longer substitute in Makefiles.
(MOTIF_LIBW): New output variable. Move system-specific settings here
from src/s files.
* src/Makefile.in (LIBXP): Remove, since included in MOTIF_LIBW.
(MOTIF_LIBW): Set with configure, not cpp.
* s/aix4-2.h (LIB_MOTIF):
* s/gnu-linux.h (LIB_MOTIF):
* s/unixware.h (LIB_MOTIF): Move to configure.in.
* admin/CPP-DEFINES: Remove LIB_MOTIF.
* Makefile.in (LIBX11_SYSTEM): Remove.
* s/msdos.h (LIBX11_SYSTEM): Do not define, define LIBS_SYSTEM
instead.
* configure.in: Remove all references to LIBX11_SYSTEM.
* unexaix.c (ADDR_CORRECT): Remove conditional, the only user
defines it.
* unexec.c (ADDR_CORRECT): Define unconditionally.
* m/ibmrs6000.h (C_SWITCH_MACHINE): Remove.
