Problem with porting of an application which depends on linux libs.

YazzY freebsd at
Fri Sep 5 17:42:05 PDT 2003


Got it ported over to FreeBSD now.
Thanks a lot Brandon.

Brandon S. Allbery KF8NH wrote:
> On Fri, 2003-09-05 at 19:16, Martin Jessa wrote:
>>The libdl library is included in glibc which is located in
>>How can I use this library with my port?
>>I suspect it isn't possible to link freebsd executables against linux libs.
>>Or is it?
>>Error message:
>>checking for dlsym in -ldl... no
>>configure: error: libdl is required
>>===>  Script "configure" failed unexpectedly.
> The short answer is "the application is Linux-specific".
> The longer one:  dlsym() happens to be in -ldl on Linux, but is in -lc
> on FreeBSD. needs to be modified to check for dlsym() being
> in libc, and only if it's not found try looking in -ldl; then autoconf
> needs to be re-run to generate a new configure script.
> But this should be taken as a warning that there may be other hidden
> Linux-specific issues to deal with; the fix is *never* to try to link
> against Linux compatibility libraries, but to port the application to
> use the appropriate FreeBSD libraries and services.

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