When building (e.g.) "libipsec," you may get a slew
of nasty messages indicating undefined references to
"dlopen" and similar routines.
The current versions of OpenSSL appear to default to
expecting dynamic-loading while the current
ipsec-tools build does not. A frantic search of
Google (good ol' Google...) found this trick...
export LDFLAGS = "-ldl"
.. configure ..
.. make ..
You should confirm that, after "configure" runs, the
various makefiles that are built do, indeed, specify
this option ("-ldl") as part of their commands to the
It works. You probably know more about why it works
than I do... :-)