* configure.in: Check for working mmap, ansi headers, string.h,

strings.h, and memory.h.
* configure: Regenerated.

* gdb_stat.h: New file, "portable" <sys/stat.h>.
* gdb_string.h: New file, "portable" <string.h>.

* altos-xdep.c, arm-tdep.c, arm-xdep.c, convex-tdep.c,
convex-xdep.c, coredep.c, cxux-nat.c, dbxread.c, exec.c,
gould-xdep.c, hppa-tdep.c, i386aix-nat.c, i386b-nat.c,
i386mach-nat.c, i386v-nat.c, infptrace.c, m88k-nat.c, main.c,
mdebugread.c, objfiles.c, os9kread.c, procfs.c, pyr-xdep.c,
rs6000-nat.c, source.c, standalone.c, stuff.c, sun386-nat.c,
symfile.c, symm-nat.c, symm-tdep.c, symtab.c, top.c, ultra3-nat.c,
ultra3-xdep.c, umax-xdep.c, xcoffread.c: Include "gdb_stat.h"
instead of <sys/stat.h>.

* alpha-tdep.c, breakpoint.c, buildsym.c, c-typeprint.c,
ch-typeprint.c, coffread.c, command.c, core-sol2.c, core-svr4.c,
core.c, corelow.c, cp-valprint.c, dbxread.c, dcache.c, demangle.c,
dpx2-nat.c, dstread.c, dwarfread.c, elfread.c, environ.c, eval.c,
exec.c, f-lang.c, f-typeprint.c, f-valprint.c, findvar.c,
fork-child.c, gdbtypes.c, hpread.c, i386-tdep.c, infcmd.c,
inflow.c, infptrace.c, infrun.c, irix5-nat.c, language.c,
m2-typeprint.c, main.c, mdebugread.c, minsyms.c, mipsread.c,
monitor.c, nlmread.c, objfiles.c, os9kread.c, osfsolib.c, parse.c,
printcmd.c, procfs.c, regex.c, remote-adapt.c, remote-arc.c,
remote-array.c, remote-bug.c, remote-e7000.c, remote-eb.c,
remote-es.c, remote-hms.c, remote-mm.c, remote-os9k.c,
remote-pa.c, remote-sim.c, remote-st.c, remote-udi.c,
remote-utils.c, remote-vx.c, remote-vx29k.c, remote-vx68.c,
remote-vx960.c, remote-vxmips.c, remote-vxsparc.c, remote.c,
solib.c, somread.c, source.c, stabsread.c, stack.c, symfile.c,
symmisc.c, symtab.c, target.c, top.c, typeprint.c, utils.c,
valarith.c, valops.c, valprint.c, values.c, xcoffread.c: Include
"gdb_string.h" instead of <string.h>.
* gdbtk.c: Likewise.

* config/xm-sysv4.h, i386/xm-ptx.h, m68k/xm-sun3os4.h,
sparc/xm-sun4os4.h (HAVE_MMAP): Removed.

* config/xm-lynx.h, config/i386/xm-ptx.h,
config/m68k/nm-apollo68b.h, config/m68k/xm-hp300hpux.h,
config/mips/xm-irix3.h, config/mips/xm-mips.h,
config/mips/xm-news-mips.h, config/mips/xm-riscos.h,
config/pa/hppah.h, config/rs6000/xm-rs6000.h,
config/sparc/xm-sun4os4.h, config/sparc/xm-sun4sol2.h,
config/vax/xm-vaxbsd.h, config/vax/xm-vaxult.h,
config/vax/xm-vaxult2.h (MEM_FNS_DECLARED): Removed.
* config/mips/xm-irix3.h, config/mips/xm-mips.h,
config/pa/xm-hppah.h (memcpy, memset): Removed declarations.

gdb/monitor.c

@@ -38,7 +38,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include <varargs.h>
 #endif
 #include <signal.h>
-#include <string.h>
+#include "gdb_string.h"
 #include <sys/types.h>
 #include "command.h"
 #include "serial.h"
@@ -865,7 +865,7 @@ monitor_files_info (ops)
 static int
 monitor_write_memory (memaddr, myaddr, len)
      CORE_ADDR memaddr;
-     unsigned char *myaddr;
+     char *myaddr;
      int len;
 {
   unsigned LONGEST val;
@@ -929,7 +929,7 @@ monitor_write_memory (memaddr, myaddr, len)
 static int
 monitor_read_memory_single (memaddr, myaddr, len)
      CORE_ADDR memaddr;
-     unsigned char *myaddr;
+     char *myaddr;
      int len;
 {
   unsigned LONGEST val;
@@ -1426,7 +1426,7 @@ monitor_make_srec (buffer, type, memaddr, myaddr, len)
   unsigned char checksum;
   int i;
   char *buf;
-  static char hextab[16] = "0123456789ABCDEF";
+  static char hextab[] = "0123456789ABCDEF";
   static char data_code_table[] = { 0,0,1,2,3};
   static char term_code_table[] = { 0,0,9,8,7};
   int addr_size; /* Number of bytes in the record */
@@ -1545,6 +1545,7 @@ static struct target_ops monitor_ops =
   monitor_mourn_inferior,	/* to_mourn_inferior */
   0,				/* to_can_run */
   0, 				/* to_notice_signals */
+  0,				/* to_thread_alive */
   monitor_stop,			/* to_stop */
   process_stratum,		/* to_stratum */
   0,				/* to_next */