void _main(){char * data;char data_buf[100]="";data=data_buf;strcpy(data, BAD_OS_COMMAND);{FILE *pipe;pipe=POPEN(data, "wb");if (pipe!=NULL) PCLOSE(pipe);}}
static void main(){char * data;char data_buf[100]="";data=data_buf;strcpy(data, GOOD_OS_COMMAND);{FILE *pipe;pipe=POPEN(data, "wb");if (pipe!=NULL) PCLOSE(pipe);}}