Content of RPM fftw2-2.1.5-52.fc42.x86_64.rpm :
/usr/lib/.build-id
/usr/lib/.build-id/05
/usr/lib/.build-id/05/8c59f7c5fe39fccf0189ad8a07555661812268
/usr/lib/.build-id/0e
/usr/lib/.build-id/0e/c993c75acfc1da7b6de7feb8c603f341c16352
/usr/lib/.build-id/39
/usr/lib/.build-id/39/21f8dd860277c0683be449398b44fc83a6d049
/usr/lib/.build-id/85
/usr/lib/.build-id/85/089c3ff79aa5c9e97cbb02d3d8c6d650c3b8db
/usr/lib/.build-id/b8
/usr/lib/.build-id/b8/ac817a77cc160343aca920c87ab3ff485e4ee7
/usr/lib/.build-id/db
/usr/lib/.build-id/db/c1b69cee028187aa128955c6a932afd82b7cf9
/usr/lib/.build-id/df
/usr/lib/.build-id/df/8816e23409d6b9423dcac0372c484cccc5c00b
/usr/lib/.build-id/ed
/usr/lib/.build-id/ed/a9cf42cc110396728677b5e968baf666c6bb76
/usr/lib64/libfftw.so.2
/usr/lib64/libfftw.so.2.0.7
/usr/lib64/libfftw_threads.so.2
/usr/lib64/libfftw_threads.so.2.0.7
/usr/lib64/librfftw.so.2
/usr/lib64/librfftw.so.2.0.7
/usr/lib64/librfftw_threads.so.2
/usr/lib64/librfftw_threads.so.2.0.7
/usr/lib64/libsfftw.so.2
/usr/lib64/libsfftw.so.2.0.7
/usr/lib64/libsfftw_threads.so.2
/usr/lib64/libsfftw_threads.so.2.0.7
/usr/lib64/libsrfftw.so.2
/usr/lib64/libsrfftw.so.2.0.7
/usr/lib64/libsrfftw_threads.so.2
/usr/lib64/libsrfftw_threads.so.2.0.7
/usr/share/doc/fftw2
/usr/share/doc/fftw2/AUTHORS
/usr/share/doc/fftw2/COPYRIGHT
/usr/share/doc/fftw2/ChangeLog
/usr/share/doc/fftw2/NEWS
/usr/share/doc/fftw2/README
/usr/share/doc/fftw2/README.hacks
/usr/share/doc/fftw2/TODO
/usr/share/licenses/fftw2
/usr/share/licenses/fftw2/COPYING