Compilare: user.c: In function ‘main’: user.c:9:7: warning: unused variable ‘auxiliar’ [-Wunused-variable] char auxiliar[1024]; ^ user.c:8:7: warning: unused variable ‘linie’ [-Wunused-variable] char linie[1024]; ^ user.c:7:8: warning: unused variable ‘fout’ [-Wunused-variable] FILE *fout = fopen("convertor.out", "w"); ^ user.c:12:8: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result] fread(&aux, sizeof(char), 1, fin); ^