sigaltstack.2: Add LIBRARY section

Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>

diff --git a/man2/sigaltstack.2 b/man2/sigaltstack.2
index f76c77875ccb88019b5a21a9917cc0a3d994b29b..1ead8ff236f534c6e8fb1c42ade90f7ee6251645 100644 (file)
--- a/man2/sigaltstack.2
+++ b/man2/sigaltstack.2
@@ -6,6 +6,9 @@
 .TH SIGALTSTACK 2 2021-03-22 "Linux" "Linux Programmer's Manual"
 .SH NAME
 sigaltstack \- set and/or get signal stack context
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
 .SH SYNOPSIS
 .nf
 .B #include <signal.h>