Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx> --- man2/socketcall.2 | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/man2/socketcall.2 b/man2/socketcall.2 index 8ef3d65d3..883c2aafe 100644 --- a/man2/socketcall.2 +++ b/man2/socketcall.2 @@ -27,13 +27,18 @@ socketcall \- socket system calls .SH SYNOPSIS .nf -.B #include <linux/net.h> +.BR "#include <linux/net.h>" " /* Definition of " SYS_* " constants */" +.BR "#include <sys/syscall.h>" " /* Definition of " SYS_socketcall " */" +.B #include <unistd.h> .PP -.BI "int socketcall(int " call ", unsigned long *" args ); +.BI "int syscall(SYS_socketcall, int " call ", unsigned long *" args ); .fi .PP .IR Note : -There is no glibc wrapper for this system call; see NOTES. +glibc provides no wrapper for +.BR socketcall (), +necessitating the use of +.BR syscall (2). .SH DESCRIPTION .BR socketcall () is a common kernel entry point for the socket system calls. @@ -156,10 +161,6 @@ T} This call is specific to Linux, and should not be used in programs intended to be portable. .SH NOTES -Glibc does not provide a wrapper for this system call; -in the unlikely event that you want to call it directly, do so using -.BR syscall (2). -.PP On some architectures\(emfor example, x86-64 and ARM\(emthere is no .BR socketcall () system call; instead @@ -198,3 +199,4 @@ and also provides a (very) small performance improvement. .BR shutdown (2), .BR socket (2), .BR socketpair (2) + -- 2.31.1
