Removed IS_SIZE_T_LONG.

Now only test for ncurses etc., when either Readline or Editline are being used.  This will fix the basic problem of building on MinGW which does not have these libraries as standard.
Fixed the typo in the AC_REVISION() macro.

configure.in

@@ -318,12 +318,6 @@ AC_TYPE_SIGNAL
 
 dnl Check for a few libraries and headers:
 
-dnl Look for ncurses first, then termcap
-AC_SEARCH_LIBS(tputs,ncurses termcap,
-    AC_DEFINE(HAVE_TERMCAP,[],[Define if we have ncurses or termcap]),
-    AC_MSG_ERROR(Found neither ncurses or termcap))
-
-
 AC_HEADER_DIRENT
 AC_CHECK_HEADERS(ctype.h unistd.h pwd.h fcntl.h string.h)
 AC_HEADER_SYS_WAIT
@@ -335,17 +329,6 @@ AC_STRUCT_TM
 AC_STRUCT_TIMEZONE
 AC_CHECK_FUNCS(localtime)
 
-dnl Some special AMD64 processor issues. This change may be common to many
-dnl 64 bit processors, but I have only this platform to work with and did not
-dnl find a good way of automatically determining this information.
-case $host in
-  x86_64-*-linux*)
-     AC_DEFINE(IS_SIZE_T_LONG,[1],[define if size_t is long])
-  ;;
-  *)
-  ;;
-esac
-
 case $host_os in
   *cygwin* | *mingw* )
 	AC_CHECK_FUNCS(ftime)
@@ -655,6 +638,7 @@ fi
 AC_SUBST(NUMPARAMDIR)
 AC_SUBST(NUMPARAMLIB)
 
+
 dnl  ----  Option to include GNU readline support in ngspice CLI  ----
 dnl  ----  Default: disabled.                                     ----
 dnl  ----  Hope to see in the future readline replacement.        ----
@@ -665,7 +649,10 @@ else
     AC_MSG_RESULT(Checking for readline:)
     AC_CHECK_HEADERS([readline/readline.h readline/history.h], 
                      [AC_DEFINE(HAVE_GNUREADLINE,[],[Define if we have GNU readline])],
-                     [AC_MSG_ERROR(Couldn't find GNU readline headers.)]) 
+                     [AC_MSG_ERROR(Couldn't find GNU readline headers.)])
+    AC_SEARCH_LIBS(tputs,ncurses termcap,
+                     AC_DEFINE(HAVE_TERMCAP,[],[Define if we have ncurses or termcap]),
+                     AC_MSG_ERROR(Found neither ncurses or termcap))
     AC_CHECK_LIB(readline, readline, 
                      [LIBS="$LIBS -lreadline"],
                      [AC_MSG_ERROR(Couldn't find readline libraries.)])	       
@@ -681,9 +668,12 @@ else
     AC_MSG_RESULT(Checking for editline:)
     AC_CHECK_HEADERS([editline/readline.h], 
                      [AC_DEFINE([HAVE_BSDEDITLINE],[1],[Define to enable BSD editline])],
-                     [AC_MSG_ERROR(Couldn't find BSD editline headers.)]) 
+                     [AC_MSG_ERROR(Couldn't find BSD editline headers.)])
+    AC_SEARCH_LIBS(tputs,ncurses termcap,
+                     AC_DEFINE(HAVE_TERMCAP,[],[Define if we have ncurses or termcap]),
+                     AC_MSG_ERROR(Found neither ncurses or termcap))
     AC_CHECK_LIB(edit, readline, 
-                     [LIBS="$LIBS -ledit -lncurses"],
+                     [LIBS="$LIBS -ledit"],
                      [AC_MSG_ERROR(Couldn't find editline libraries.)],
                      -lncurses )	       
 fi