@@ -130,11 +130,10 @@
 #  define EUSERS WSAEUSERS
 # endif
 # ifndef EWOULDBLOCK
 #  define EWOULDBLOCK WSAEWOULDBLOCK
 # endif
-extern int of_wsaerr_to_errno(int);
 #endif
 
 /*!
  * @class OFException OFException.h ObjFW/OFException.h
  *