Index: ./share/man/man5/bsd.port.mk.5
===================================================================
RCS file: /home/cvs/src/share/man/man5/bsd.port.mk.5,v
retrieving revision 1.550
diff -u -p -u -p -r1.550 bsd.port.mk.5
--- ./share/man/man5/bsd.port.mk.5	22 Nov 2021 11:17:39 -0000	1.550
+++ ./share/man/man5/bsd.port.mk.5	12 Dec 2021 13:46:56 -0000
@@ -3482,6 +3482,15 @@ instead, assuming they understand the im
 See
 .Cm print-package-args Pq Cm wantlib-args
 for details.
+.It Extra: <spec>
+Check if these libraries are really used.
+Needed libraries should always be added to LIB_DEPENDS and WANTLIB.
+In cases where the libraries are not dynamically linked in, this warning
+is shown, because we can't detect the dependency.
+If the libraries have been statically linked, or are
+loaded by
+.Xr dlopen 3 ,
+add a comment to the Makefile about it above the LIB_DEPENDS line.
 .It "Fatal: can't flavor a SUBDIR"
 A dependency mentions top_subdir,flavor.
 Flavor would then be ignored, as it is only applied to individual ports.
@@ -3558,17 +3567,7 @@ usage.
 .It LIB_DEPENDS <spec> not needed for <FULLPKGPATH>
 There doesn't seem to be any WANTLIB to match the given LIB_DEPENDS.
 Thus, the LIB_DEPENDS won't turn into a @depends line in the created package.
-This is often because of confusion between LIB_DEPENDS and RUN_DEPENDS:
-RUN_DEPENDS is needed for dlopen'd libraries.
-.Pp
-Might be intentional sometimes, if some compile flavors create static binaries,
-for instance.
-Also, will happen for multi-packages, where one sets LIB_DEPENDS to have
-a given build dependency (and corresponding WANTLIB for a given SUBPACKAGE).
-.Pp
-See
-.Cm print-package-args Pq Cm lib-depends-args
-for details.
+This is often because of confusion between LIB_DEPENDS and RUN_DEPENDS.
 .It "Warning: FULLPKGNAME-sub defined but not FULLPKGPATH-sub"
 .Ev FULLPKGNAME-sub
 has been explicitly defined by the port, instead of relying on the default,