flush_buffer
#define flush() flush_buffer(STD_OUT)
int flush_buffer(int fd);
if (count > 0L && flush_buffer(fd) == ERRORS)
return flush_buffer(fd);
if (flush_buffer(fd) == ERRORS) {
void flush_buffer(buffer_info_t buffer);
flush_buffer(buffer);
flush_buffer(buffer);
flush_buffer(dpcap);
flush_buffer(fp);
if (flush_buffer(f)) {
flush_buffer(dpcap);
flush_buffer(dpcap);
int flush_buffer(FILE *);