configure: Disable gssapi also when linking with kerberos doesn't work.

configure

@@ -15747,8 +15747,6 @@ CPPFLAGS=$ac_save_CPPFLAGS
 test -z "$KRB5_CFLAGS" || KRB5_CFLAGS=`echo " $KRB5_CFLAGS" | sed 's/ -I\([^/]\)/ -I\$(top_builddir)\/\1/g'`
 test -z "$KRB5_LIBS" || KRB5_LIBS=`echo " $KRB5_LIBS" | sed 's/ -L\([^/]\)/ -L\$(top_builddir)\/\1/g'`
 
-else
-    with_gssapi=${with_gssapi:-no}
 fi
 if test "x$ac_cv_lib_soname_krb5" = "x"; then :
   case "x$with_krb5" in
@@ -15759,6 +15757,7 @@ This is an error since --with-krb5 was requested." "$LINENO" 5 ;;
 esac
 
 fi
+test "x$ac_cv_lib_soname_krb5" != "x" || with_gssapi=${with_gssapi:-no}
 
 if test "x$with_gssapi" != "xno"
 then

configure.ac

@@ -1818,11 +1818,10 @@ then
          else
              KRB5_CFLAGS=""
          fi])
-else
-    with_gssapi=${with_gssapi:-no}
 fi
 WINE_NOTICE_WITH(krb5,[test "x$ac_cv_lib_soname_krb5" = "x"],
                  [libkrb5 ${notice_platform}development files not found (or too old), Kerberos won't be supported.])
+test "x$ac_cv_lib_soname_krb5" != "x" || with_gssapi=${with_gssapi:-no}
 
 dnl **** Check for gssapi ****
 if test "x$with_gssapi" != "xno"