dlopen.3: Mention other functions in the dlopen API in the initial paragraph

Doing so helps orient the reader.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man3/dlopen.3 b/man3/dlopen.3
index b4c9d535921d8094c0f33087f94f269e21bb52c3..997d0983afd9f7fb7800a1bc9de6a85e9fc8c2b1 100644 (file)
--- a/man3/dlopen.3
+++ b/man3/dlopen.3
@@ -59,6 +59,13 @@ file named by the null-terminated
 string
 .I filename
 and returns an opaque "handle" for the loaded object.
+This handle is employed with other functions in the dlopen API, such as
+.BR dlsym (3),
+.BR dladdr (3),
+.BR dlinfo (3),
+and
+.BR dlclose ().
+
 If
 .I filename
 is NULL, then the returned handle is for the main program.