apply multiple patches on w3m-dev(-en) ML since Jun 2005 to Jan 2006.

acinclude.m4

@@ -70,6 +70,18 @@ test x"$enable_mouse" = xyes && AC_DEFINE(USE_MOUSE)
 AC_MSG_RESULT($enable_mouse)])
 #
 # ----------------------------------------------------------------
+# AC_W3M_REMOTE
+# ----------------------------------------------------------------
+AC_DEFUN([AC_W3M_REMOTE],
+[AC_SUBST(USE_MOUSE)
+AC_MSG_CHECKING(if remote operation enabled)
+AC_ARG_ENABLE(remote,
+ [  --disable-remote		disable remote operation],,
+ [enable_remote="yes"])
+test x"$enable_remote" = xyes && AC_DEFINE(USE_REMOTE)
+AC_MSG_RESULT($enable_remote)])
+#
+# ----------------------------------------------------------------
 # AC_W3M_COOKIE
 # ----------------------------------------------------------------
 AC_DEFUN([AC_W3M_COOKIE],
@@ -877,3 +889,27 @@ AC_DEFUN([AC_W3M_SIGNAL],
  else
   AC_DEFINE(SIGNAL_RETURN,return 0)
  fi])
+#
+# ----------------------------------------------------------------
+# AC_W3M_SO_PEERCRED
+# ----------------------------------------------------------------
+AC_DEFUN([AC_W3M_SO_PEERCRED],
+[AC_SUBST(HAVE_SO_PEERCRED)
+AC_MSG_CHECKING(for SO_PEERCRED)
+AC_TRY_COMPILE(
+[#include <sys/socket.h>],
+[ int sopt = SO_PEERCRED;
+   exit(sopt);],
+[have_so_peercred="yes"; AC_DEFINE(HAVE_SO_PEERCRED)],
+[have_so_peercred="no"])
+AC_MSG_RESULT($have_so_peercred)])
+#
+# ----------------------------------------------------------------
+# AC_W3M_GETPEEREID
+# ----------------------------------------------------------------
+AC_DEFUN([AC_W3M_GETPEEREID],
+[AC_SUBST(HAVE_GETPEEREID)
+AC_MSG_CHECKING(for getpeereid)
+AC_CHECK_FUNC(getpeereid, 
+[have_getpeereid="yes"; AC_DEFINE(HAVE_GETPEEREID)],
+[have_getpeereid="no"])])