moved the RAND_status() and RAND_screen() checks to the openssl section

added strlcpy() check in the krb4 section

configure.in

@@ -2,7 +2,7 @@ dnl $Id$
 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(lib/urldata.h)
 AM_CONFIG_HEADER(config.h src/config.h)
-AM_INIT_AUTOMAKE(curl,"7.2")
+AM_INIT_AUTOMAKE(curl,"7.3-pre8")
 AM_PROG_LIBTOOL
 
 dnl
@@ -72,6 +72,88 @@ AC_CHECK_FUNC(gethostname, , AC_CHECK_LIB(ucb, gethostname))
 dnl dl lib?
 AC_CHECK_FUNC(dlopen, , AC_CHECK_LIB(dl, dlopen))
 
+dnl **********************************************************************
+dnl Check for the presence of Kerberos4 libraries and headers
+dnl **********************************************************************
+
+AC_ARG_WITH(krb4-includes,
+ [  --with-krb4-includes[=DIR]   Specify location of kerberos4 headers],[
+ CPPFLAGS="$CPPFLAGS -I$withval"
+ KRB4INC="$withval"
+ want_krb4=yes
+ ])
+
+AC_ARG_WITH(krb4-libs,
+ [  --with-krb4-libs[=DIR]   Specify location of kerberos4 libs],[
+ LDFLAGS="$LDFLAGS -L$withval"
+ KRB4LIB="$withval"
+ want_krb4=yes
+ ])
+
+
+OPT_KRB4=off
+AC_ARG_WITH(krb4,dnl
+[  --with-krb4[=DIR]       where to look for Kerberos4],[
+  OPT_KRB4="$withval"
+  if test X"$OPT_KRB4" != Xyes
+  then
+    LDFLAGS="$LDFLAGS -L$OPT_KRB4/lib"
+    KRB4LIB="$OPT_KRB4/lib"
+    CPPFLAGS="$CPPFLAGS -I$OPT_KRB4/include"
+    KRB4INC="$OPT_KRB4/include"
+  fi
+  want_krb4="yes"
+ ])
+
+AC_MSG_CHECKING([if Kerberos4 support is requested])
+
+if test "$want_krb4" = yes
+then
+  AC_MSG_RESULT(yes)
+
+  dnl Check for & handle argument to --with-krb4
+
+  AC_MSG_CHECKING(where to look for Kerberos4)
+  if test X"$OPT_KRB4" = Xyes
+  then
+    AC_MSG_RESULT([defaults])
+  else
+    AC_MSG_RESULT([libs in $KRB4LIB, headers in $KRB4INC])
+  fi
+
+  dnl Check for DES library
+  AC_CHECK_LIB(des, des_pcbc_encrypt,
+  [
+    AC_CHECK_HEADERS(des.h)
+
+    dnl resolv lib?
+    AC_CHECK_FUNC(res_search, , AC_CHECK_LIB(resolv, res_search))
+
+    dnl Check for the Kerberos4 library
+    AC_CHECK_LIB(krb, krb_net_read,
+    [
+      dnl Check for header files
+      AC_CHECK_HEADERS(krb.h)
+
+      dnl we found the required libraries, add to LIBS
+      LIBS="-lkrb -ldes $LIBS"
+
+      dnl Check for function krb_get_our_ip_for_realm
+      dnl this is needed for NAT networks
+      AC_CHECK_FUNCS(krb_get_our_ip_for_realm)
+
+      dnl add define KRB4
+      AC_DEFINE(KRB4)
+
+      dnl the krb4 stuff needs a strlcpy()
+      AC_CHECK_FUNCS(strlcpy)
+
+    ])
+  ])
+else
+  AC_MSG_RESULT(no)
+fi
+
 dnl **********************************************************************
 dnl Check for the presence of SSL libraries and headers
 dnl **********************************************************************
@@ -118,6 +200,12 @@ else
     fi
 
   fi
+
+  dnl these can only exist if openssl exists
+
+  AC_CHECK_FUNCS( RAND_status \
+                  RAND_screen )
+
 fi
 
 dnl **********************************************************************
@@ -439,9 +527,7 @@ AC_CHECK_FUNCS( socket \
                 perror \
                 getpass \
                 closesocket \
-                setvbuf \
+                setvbuf
-                RAND_status \
-                RAND_screen
 )
 
 if test "$ac_cv_func_select" != "yes"; then