--- a/configmix/config.py	Thu May 06 09:45:51 2021 +0200
+++ b/configmix/config.py	Thu May 06 11:06:50 2021 +0200
@@ -72,13 +72,15 @@
     _DOT = u(b'.')
     _QUOTE = u(b'%')
 
-    def getvarl(self, *names, default=_MARKER, namespace=None):
+    def getvarl(self, *names, **kwds):
         """Get a variable where the hierarchy is given in `names` as sequence
         and the namespace is given in `namespace`.
 
         No variable interpolation is done and no filters are applied.
 
         """
+        default = kwds.pop("default", _MARKER)
+        namespace = kwds.pop("namespace", None)
         try:
             if not namespace:
                 lookupfn = self._lookupvar
@@ -110,7 +112,7 @@
             varnameparts = (varname,)
         return self.getvarl(*varnameparts, namespace=varns)
 
-    def getvarl_s(self, *names, default=_MARKER, namespace=None):
+    def getvarl_s(self, *names, **kwds):
         """Get a variable - including variables from other namespaces.
 
         `names` and `namespace` are interpreted as in
@@ -121,6 +123,8 @@
         For more details see chapter :ref:`variable-interpolation`.
 
         """
+        default = kwds.pop("default", _MARKER)
+        namespace = kwds.pop("namespace", None)
         try:
             obj = self.getvarl(*names, namespace=namespace)
             return self.substitute_variables_in_obj(obj)
@@ -149,12 +153,12 @@
             else:
                 return default
 
-    def getintvarl_s(self, *names, default=_MARKER, namespace=None):
+    def getintvarl_s(self, *names, **kwds):
         """Get a (possibly substituted) variable and coerce text to a
         number.
 
         """
-        s = self.getvarl_s(*names, default=default, namespace=namespace)
+        s = self.getvarl_s(*names, **kwds)
         if isinstance(s, self._TEXTTYPE):
             return int(s, 0)
         else:
@@ -171,12 +175,12 @@
         else:
             return s
 
-    def getboolvarl_s(self, *names, default=_MARKER, namespace=None):
+    def getboolvarl_s(self, *names, **kwds):
         """Get a (possibly substituted) variable and convert text to a
         boolean
 
         """
-        s = self.getvarl_s(*names, default=default, namespace=namespace)
+        s = self.getvarl_s(*names, **kwds)
         if isinstance(s, self._TEXTTYPE):
             sl = s.strip().lower()
             if sl not in self._BOOL_CVT:
@@ -205,12 +209,12 @@
         u('0'): False, u('no'): False, u('false'): False, u('off'): False
     }
 
-    def getfloatvarl_s(self, *names, default=_MARKER, namespace=None):
+    def getfloatvarl_s(self, *names, **kwds):
         """Get a (possibly substituted) variable and convert text to a
         float
 
         """
-        s = self.getvarl_s(*names, default=default, namespace=namespace)
+        s = self.getvarl_s(*names, **kwds)
         if isinstance(s, self._TEXTTYPE):
             return float(s)
         else:
@@ -241,12 +245,13 @@
         else:
             return (nameparts[0].rstrip(), nameparts[1:], )
 
-    def _lookupvar(self, *names, default=_MARKER):
+    def _lookupvar(self, *names, **kwds):
         """Lookup a variable within a hierarchy.
 
         If no default is given an unexisting `name` raises a `KeyError`
         else `default` is returned.
         """
+        default = kwds.pop("default", _MARKER)
         try:
             v = self.expand_if_reference(self[names[0]])
             for p in names[1:]: