split: port ‘split -n N /dev/null’ better to macOS

[coreutils.git] / src / iopoll.h

#define IOPOLL_BROKEN_OUTPUT -2
#define IOPOLL_ERROR         -3

int iopoll (int fdin, int fdout, bool block);
bool iopoll_input_ok (int fdin);
bool iopoll_output_ok (int fdout);