In this case there's a wrapper provided by libaio, but this page documents the raw kernel syscall. Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx> --- man2/io_cancel.2 | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/man2/io_cancel.2 b/man2/io_cancel.2 index e09984ecd..248fe5791 100644 --- a/man2/io_cancel.2 +++ b/man2/io_cancel.2 @@ -9,14 +9,13 @@ io_cancel \- cancel an outstanding asynchronous I/O operation .SH SYNOPSIS .nf -.BR "#include <linux/aio_abi.h>" " /* Defines needed types */" +.BR "#include <linux/aio_abi.h>" " /* Definition of needed types */" +.BR "#include <sys/syscall.h>" " /* Definition of " SYS_* " constants */" +.B #include <unistd.h> .PP -.BI "int io_cancel(aio_context_t " ctx_id ", struct iocb *" iocb , -.BI " struct io_event *" result ); +.BI "int syscall(SYS_io_cancel, aio_context_t " ctx_id ", struct iocb *" iocb , +.BI " struct io_event *" result ); .fi -.PP -.IR Note : -There is no glibc wrapper for this system call; see NOTES. .SH DESCRIPTION .IR Note : this page describes the raw Linux system call interface. @@ -68,10 +67,7 @@ The asynchronous I/O system calls first appeared in Linux 2.5. is Linux-specific and should not be used in programs that are intended to be portable. .SH NOTES -Glibc does not provide a wrapper for this system call. -You could invoke it using -.BR syscall (2). -But instead, you probably want to use the +You probably want to use the .BR io_cancel () wrapper function provided by .\" http://git.fedorahosted.org/git/?p=libaio.git -- 2.31.0