make: unifdef SUN5_0 (defined)

@@ -148,55 +148,16 @@
                     (doname_it)) {
                         if (makefile_path == NULL) {
                                 add_dir_to_path(".",
                                                 &makefile_path,
                                                 -1);
-#ifdef SUN5_0
                                 add_dir_to_path(NOCATGETS("/usr/share/lib/make"),
                                                 &makefile_path,
                                                 -1);
                                 add_dir_to_path(NOCATGETS("/etc/default"),
                                                 &makefile_path,
                                                 -1);
-#elif defined(HP_UX)
-                                findrundir_err = avo_find_run_dir(&run_dir);
-                                if (! findrundir_err) {
-                                        (void) sprintf(makerules_dir, NOCATGETS("%s/../share/lib/make"), run_dir);
-                                        add_dir_to_path(makerules_dir,
-                                                        &makefile_path,
-                                                        -1);
-                                }
-
-                                add_dir_to_path(NOCATGETS("/opt/SUNWspro/share/lib/make"),
-                                                &makefile_path,
-                                                -1);
-                                add_dir_to_path(NOCATGETS("/usr/share/lib/make"),
-                                                &makefile_path,
-                                                -1);
-#elif defined(linux)
-                                findrundir_err = avo_find_run_dir(&run_dir);
-                                if (! findrundir_err) {
-                                        (void) sprintf(makerules_dir, NOCATGETS("%s/../lib"), run_dir);
-                                        add_dir_to_path(makerules_dir,
-                                                        &makefile_path,
-                                                        -1);
-                                }
-
-                                add_dir_to_path(NOCATGETS("/usr/SUNWspro/lib"),
-                                                &makefile_path,
-                                                -1);
-                                add_dir_to_path(NOCATGETS("/opt/SUNWspro/share/lib/make"),
-                                                &makefile_path,
-                                                -1);
-                                add_dir_to_path(NOCATGETS("/usr/share/lib/make"),
-                                                &makefile_path,
-                                                -1);
-#else
-                                add_dir_to_path(NOCATGETS("/usr/include/make"),
-                                                &makefile_path,
-                                                -1);
-#endif
                         }
                         save_makefile_type = makefile_type;
                         makefile_type = reading_nothing;
                         if (doname(makefile_name, true, false) == build_dont_know) {
                                 /* Try normalized filename */