commit d942a1f8742f293239f34f3b8438ff42bb950991
from: Omar Polo <op@omarpolo.com>
date: Wed Jul 13 10:18:38 2022 UTC

add a paragraph about libbsd

commit - 8e006e859081b250b0aa0cd4398a69939a97859d
commit + d942a1f8742f293239f34f3b8438ff42bb950991
blob - 6678cda29590598b56452e68e173c4feb300166e
blob + 46c09cdfcfc0e4a9c62f13efe6871b900dc7aff1
--- README.md
+++ README.md
@@ -38,7 +38,16 @@ hard-coded flags (e.g. `-lflac` for flac) and finally 
 pkg-config if available.  pkg-config auto-detection can be disable by
 passing `PKG_CONFIG=false` (or the empty string)
 
+For Linux users with libbsd installed, the configure script can be
+instructed to use libbsd exclusively as follows:
 
+	CFLAGS="$(pkg-config --cflags libbsd-overlay)" \
+		./configure LDFLAGS="$(pkg-config --libs libbsd-overlay)"
+
+For new versions of libbsd, this will pull in the library for all
+compatibility replacements instead of those within `compats.c`.
+
+
 ## Usage
 
 The fine man page has all nitty gritty details, but the TL;DR is