man: Use VARIANTS instead of ALTERNATIVES in libbsd(7) Using alternatives seems confusing in this context.
diff --git a/man/libbsd.7 b/man/libbsd.7
index 559eee4..d4a2d42 100644
--- a/man/libbsd.7
+++ b/man/libbsd.7
@@ -128,7 +128,7 @@ It only works in non-overlay mode.
.Bl -tag -width 4m -compact
.It In bsd/bsd.h
.El
-.Sh ALTERNATIVES
+.Sh VARIANTS
Some functions have different prototypes depending on the BSD where they
originated from, and these various implementations provided are selectable
at build-time.