gdb/

* config/djgpp/fnchange.lst: Remove entry of
	i386-interix-nat.c and i386-interix-tdep.c.
	* configure.ac: Remove '*-*-interix*'.
	* configure: Re-generated.
	* defs.h (enum gdb_osabi): Remove GDB_OSABI_INTERIX.
	* i386-cygwin-tdep.c (i386_cygwin_osabi_sniffer): Remove
	obsolete comments.
	* osabi.c (gdb_osabi_names): Remove "Interix".

gdb/ChangeLog

@@ -1,3 +1,14 @@
+2013-09-03  Yao Qi  <yao@codesourcery.com>
+
+	* config/djgpp/fnchange.lst: Remove entry of
+	i386-interix-nat.c and i386-interix-tdep.c.
+	* configure.ac: Remove '*-*-interix*'.
+	* configure: Re-generated.
+	* defs.h (enum gdb_osabi): Remove GDB_OSABI_INTERIX.
+	* i386-cygwin-tdep.c (i386_cygwin_osabi_sniffer): Remove
+	obsolete comments.
+	* osabi.c (gdb_osabi_names): Remove "Interix".
+
 2013-09-03  Yao Qi  <yao@codesourcery.com>
 
 	* arch-utils.c: Fix typo in the comment to gdbarch_update_p.

gdb/config/djgpp/fnchange.lst

@@ -282,8 +282,6 @@
 @V@/gdb/hppnbsd-tdep.c @V@/gdb/hppnb-tdep.c
 @V@/gdb/i386-darwin-nat.c @V@/gdb/i386dw-nat.c
 @V@/gdb/i386-darwin-tdep.c @V@/gdb/i386dw-tdep.c
-@V@/gdb/i386-interix-nat.c @V@/gdb/i386ix-nat.c
-@V@/gdb/i386-interix-tdep.c @V@/gdb/i386ix-tdep.c
 @V@/gdb/i386-linux-tdep.c @V@/gdb/i386lx-tdep.c
 @V@/gdb/i386-linux-nat.c @V@/gdb/i386lx-nat.c
 @V@/gdb/i386bsd-nat.c @V@/gdb/i3bsd-nat.c

gdb/configure

@@ -10846,7 +10846,7 @@ fi
 
 if test "${target}" = "${host}"; then
   case "${host}" in
-  *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
+  *-*-sysv4.2* | *-*-sysv5* )
 
 $as_echo "#define NEW_PROC_API 1" >>confdefs.h
 

gdb/configure.ac

@@ -1395,7 +1395,7 @@ fi
 
 if test "${target}" = "${host}"; then
   case "${host}" in
-  *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
+  *-*-sysv4.2* | *-*-sysv5* )
       AC_DEFINE(NEW_PROC_API, 1,
       [Define if you want to use new multi-fd /proc interface
        (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])

gdb/defs.h

@@ -587,7 +587,6 @@ enum gdb_osabi
   GDB_OSABI_WINCE,
   GDB_OSABI_GO32,
   GDB_OSABI_IRIX,
-  GDB_OSABI_INTERIX,
   GDB_OSABI_HPUX_ELF,
   GDB_OSABI_HPUX_SOM,
   GDB_OSABI_QNXNTO,

gdb/i386-cygwin-tdep.c

@@ -267,8 +267,6 @@ i386_cygwin_osabi_sniffer (bfd *abfd)
 {
   char *target_name = bfd_get_target (abfd);
 
-  /* Interix also uses pei-i386.
-     We need a way to distinguish between the two.  */
   if (strcmp (target_name, "pei-i386") == 0)
     return GDB_OSABI_CYGWIN;
 

gdb/osabi.c

@@ -63,7 +63,6 @@ static const char * const gdb_osabi_names[] =
   "Windows CE",
   "DJGPP",
   "Irix",
-  "Interix",
   "HP/UX ELF",
   "HP/UX SOM",
   "QNX Neutrino",