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