.IR "(int\ **)\ arg2" .
This feature is available only if the kernel is built with the
.BR CONFIG_CHECKPOINT_RESTORE
-option enabled. Note that since the prctl() syscall does not have compat
-implementation for AMD64 x32 and MIPS n32 ABIs, and the kernel writes out
-pointer of kernel's pointer size, this operation expects a user space buffer
-of 8 (not 4) bytes on these ABIs.
+option enabled.
+Note that since the
+.BR prctl ()
+system call does not have a compat implementation for
+the AMD64 x32 and MIPS n32 ABIs,
+and the kernel writes out a pointer using the kernel's pointer size,
+this operation expects a user-space buffer of 8 (not 4) bytes on these ABIs.
.TP
.BR PR_SET_TIMERSLACK " (since Linux 2.6.28)"
.\" See https://lwn.net/Articles/369549/