``` torsocks.c: In function ‘torsocks_select_guts’: torsocks.c:428:9: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable] torsocks.c: In function ‘torsocks_poll_guts’: torsocks.c:613:9: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable] ... test_torsocks.c:144:14: warning: ‘txtquery’ defined but not used [-Wunused-function] ``` (on debian wheezy)