Explain also why are headers needed.
And some ffix.
Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx>
---
man2/reboot.2 | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/man2/reboot.2 b/man2/reboot.2
index 8a9da5904..74e8f5caa 100644
--- a/man2/reboot.2
+++ b/man2/reboot.2
@@ -30,21 +30,23 @@
reboot \- reboot or enable/disable Ctrl-Alt-Del
.SH SYNOPSIS
.nf
-/* Since kernel version 2.1.30 there are symbolic names LINUX_REBOOT_*
+.RB "/* Since kernel version 2.1.30 there are symbolic names " LINUX_REBOOT_*
for the constants and a fourth argument to the call: */
.PP
+.BR "#include <linux/reboot.h> " \
+"/* Definition of " LINUX_REBOOT_* " constants */"
+.BR "#include <sys/syscall.h> " "/* Definition of " SYS_* " constants */"
.B #include <unistd.h>
-.B #include <linux/reboot.h>
.PP
-.BI "int reboot(int " magic ", int " magic2 ", int " cmd ", void *" arg );
+.BI "int syscall(SYS_reboot, int " magic ", int " magic2 ", int " cmd ", void *" arg );
.PP
/* Under glibc and most alternative libc's (including uclibc, dietlibc,
musl and a few others), some of the constants involved have gotten
- symbolic names RB_*, and the library call is a 1-argument
+.RB " symbolic names " RB_* ", and the library call is a 1-argument"
wrapper around the system call: */
.PP
+.BR "#include <sys/reboot.h> " "/* Definition of " RB_* " constants */"
.B #include <unistd.h>
-.B #include <sys/reboot.h>
.PP
.BI "int reboot(int " cmd );
.fi
--
2.31.1
