86   char *in_name, *out_name;  in do_gunzip()  local
93     in_name = strdup(arg);  in do_gunzip()
99     in_name = strdup("-");  in do_gunzip()
108   both_files = strcmp(in_name, "-") && strcmp(out_name, "-");  in do_gunzip()
109   if (both_files) xstat(in_name, &sb);  in do_gunzip()
130   if (!(toys.optflags&(FLAG_c|FLAG_k))) unlink(in_name);  in do_gunzip()
131   free(in_name);  in do_gunzip()
135 static void do_gzip(int in_fd, char *in_name)  in do_gzip()  argument
144   out_name = (toys.optflags&FLAG_c) ? strdup("-") : xmprintf("%s.gz", in_name);  in do_gzip()
145   both_files = strcmp(in_name, "-") && strcmp(out_name, "-");  in do_gzip()
146   if (both_files) xstat(in_name, &sb);  in do_gzip()
167   if (!(toys.optflags&(FLAG_c|FLAG_k))) unlink(in_name);  in do_gzip()