* yyscript.y (input_list_element): Allow strings prefixed with

    * yyscript.y (input_list_element): Allow strings prefixed with
        the '-' character.  Treat these as libraries.
        * script.cc (script_add_library): New function.  Adds a library
        specified by "-l<name>" found in an input script.
        * script-c.h: Add prototype for script_add_library.