Revert "libdl: fix dlclose() issue"
Revert "libdl: fix dlclose() issue"

This reverts commit bf4c2d242f587700e3eb2ffd5721ddaf3cdbc7e5.

kraj/uclibc-ng,wbx-github/uclibc-ng,wbx-github/uclibc-ng,kraj/uclibc-ng,wbx-github/uclibc-ng,kraj/uclibc-ng,kraj/uclibc-ng,wbx-github/uclibc-ng