* configure.in: Don't check if crypt() prototype is needed to

avoid warnings - the whole code is not worth avoiding one
legitimate warning.
* acinclude.m4: Remove AC_TRY_WARNINGS.

ChangeLog

@@ -1,5 +1,10 @@
 2002-09-12  Pavel Roskin  <proski@gnu.org>
 
+	* configure.in: Don't check if crypt() prototype is needed to
+	avoid warnings - the whole code is not worth avoiding one
+	legitimate warning.
+	* acinclude.m4: Remove AC_TRY_WARNINGS.
+
 	* configure.in: ALL_LINGUAS should be defined unconditionally.
 
 	* acinclude.m4: Clarify some help texts, add defaults in square

acinclude.m4

@@ -607,33 +607,6 @@ and uses `struct fs_data'])
     dnl fi
 ])
 
-dnl AC_TRY_WARNINGS(INCLUDES, FUNCTION-BODY,
-dnl             ACTION-IF-NO-WARNINGS [, ACTION-IF-WARNINGS-OR-ERROR])
-AC_DEFUN([AC_TRY_WARNINGS],
-[cat > conftest.$ac_ext <<EOF
-dnl This sometimes fails to find confdefs.h, for some reason.
-dnl [#]line __oline__ "[$]0"
-[#]line __oline__ "configure"
-#include "confdefs.h"
-[$1]
-int main() { return 0; }
-int t() {
-[$2]
-; return 0; }
-EOF
-ac_compile_warn='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 2>&1'
-if { if eval $ac_compile_warn; then :; else echo arning; fi; } |
-	grep arning 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
-  ifelse([$4], , :, [rm -rf conftest*
-  $4])
-ifelse([$3], , , [else
-  rm -rf conftest*
-  $3
-])dnl
-fi
-rm -f conftest*]
-)
-
 AC_DEFUN([AC_USE_TERMCAP], [
 	AC_MSG_NOTICE([using S-Lang screen manager/termcap])
 	AC_DEFINE(USE_TERMCAP, 1, [Define to use termcap library])

configure.in

@@ -136,28 +136,6 @@ dnl getpt is a GNU Extension (glibc 2.1.x)
 dnl
 AC_CHECK_FUNCS(getpt)
 
-dnl
-dnl Password encryption support for mcserv
-dnl Check if function crypt needs a prototype
-dnl
-NEED_CRYPT_PROTOTYPE=yes
-if test x$ac_cv_header_crypt_h = xyes; then
-AC_TRY_WARNINGS([#include <crypt.h>], [char *p = crypt("xxx", "yyy");
-if (p)
-return 0;],[
-NEED_CRYPT_PROTOTYPE=no])
-else 
-    if test x$ac_cv_header_unistd_h = xyes; then
-AC_TRY_WARNINGS([#include <unistd.h>], [char *p = crypt("xxx", "yyy");
-if (p)
-return 0;],[
-NEED_CRYPT_PROTOTYPE=no])
-    fi
-fi
-if test x$NEED_CRYPT_PROTOTYPE = xyes; then
-AC_DEFINE(NEED_CRYPT_PROTOTYPE, 1,
-	  [Define if function `crypt' needs a prototype])
-fi
 
 dnl
 dnl On SCO and some SVR4, crypt is on libcrypt.a