56         self.library_dirs = None
77         if self.library_dirs is None:
78             self.library_dirs = []
79         elif isinstance(self.library_dirs, str):
80             self.library_dirs = self.library_dirs.split(os.pathsep)
104             if self.library_dirs:
105                 self.compiler.set_library_dirs(self.library_dirs)
135     def _link(self, body, headers, include_dirs, libraries, library_dirs,  argument
141                                       library_dirs=library_dirs,
235                  library_dirs=None, lang="c"):  argument
244                        libraries, library_dirs, lang)
254                 library_dirs=None, lang="c"):  argument
263                                        libraries, library_dirs, lang)
279                    libraries=None, library_dirs=None, decl=0, call=0):  argument
306                              libraries, library_dirs)
308     def check_lib(self, library, library_dirs=None, headers=None,  argument
320                              [library] + other_libraries, library_dirs)
322     def check_header(self, header, include_dirs=None, library_dirs=None,  argument