Unbreak the port by getting rid of -ldl which we don't have.

I submitted this fix to the author several days ago but got no
answer yet.

Approved by:	knu (mentor)

x11/wdm/files/patch-ag

@@ -1,6 +1,19 @@
---- configure.in.orig	Tue Sep 21 23:16:21 1999
-+++ configure.in	Mon Nov  1 05:26:32 1999
-@@ -66,6 +66,10 @@
+--- configure.in.orig	Tue Feb 29 18:40:50 2000
++++ configure.in	Thu Apr 11 03:33:45 2002
+@@ -50,9 +50,10 @@
+ AM_CONDITIONAL(INSTALLPAM, test x$enable_pam = xyes)
+ 
+ if test "$enable_pam" = yes; then
+-	AC_CHECK_LIB(pam, main, [PASSWDLIB="-lpam -ldl"
++	AC_CHECK_LIB(pam, main, [PASSWDLIB="-lpam"
+ 		AC_DEFINE_UNQUOTED(HAVE_PAM_LIB)],
+-		[],-ldl)
++		[AC_CHECK_LIB(pam, main, [PASSWDLIB="-lpam -ldl"
++		AC_DEFINE_UNQUOTED(HAVE_PAM_LIB)],[],-ldl)])
+ fi
+ 
+ AC_ARG_WITH(pamdir,
+@@ -66,6 +67,10 @@
      AC_MSG_CHECKING(for pam directory $PAM_DIR_PATH)
      if test -d "$PAM_DIR_PATH"; then
  	AC_MSG_RESULT(exists)
@@ -11,7 +24,7 @@
      else
  	AC_MSG_RESULT(does not exist)
  	AC_MSG_WARN([this may not be a pam system <<--------------])
-@@ -183,7 +183,7 @@
+@@ -183,7 +188,7 @@
  
  XLFLAGS="$X_LIBS"
  
@@ -20,7 +33,7 @@
  
  XDM_EXTRA_LIBS="-lXmu -lXau -lXdmcp"
  
-@@ -504,7 +504,7 @@
+@@ -504,7 +509,7 @@
  AC_DEFINE_UNQUOTED(WDMDIR,"$DMDIR")
  AC_DEFINE_UNQUOTED(DEF_XDM_CONFIG,"$DMDIR/wdm-config")
  AC_DEFINE_UNQUOTED(DEF_CHOOSER,"$DMDIR/chooser")