patchElf breaks libstrongswan

[ip1981]

/nix/store/5a7gx1fmddqxxqc04mzwm73h6h4vxahk-strongswan-5.2.1/libexec/ipsec/starter: symbol lookup error: /nix/store/5a7gx1fmddqxxqc04mzwm73h6h4vxahk-strongswan-5.2.1/lib/ipsec/libstrongswan.so.0: undefined symbol: XXX

# strings /nix/store/5a7gx1fmddqxxqc04mzwm73h6h4vxahk-strongswan-5.2.1/lib/ipsec/libstrongswan.so.0 | grep XXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

# ldd -d /nix/store/5a7gx1fmddqxxqc04mzwm73h6h4vxahk-strongswan-5.2.1/lib/ipsec/libstrongswan.so.0
        linux-vdso.so.1 (0x00007fffaf1fc000)
        libdl.so.2 => /nix/store/gpaawfk6qvb1wdj4vrwvdgp4yqfcqqgf-glibc-2.19/lib/libdl.so.2 (0x00007fc77c9fc000)
        libpthread.so.0 => /nix/store/gpaawfk6qvb1wdj4vrwvdgp4yqfcqqgf-glibc-2.19/lib/libpthread.so.0 (0x00007fc77c7de000)
        libgcc_s.so.1 => /nix/store/crllq9d1maxyac2qiyvknyisnimhisa0-gcc-4.8.3/lib/libgcc_s.so.1 (0x00007fc77c5c7000)
        libc.so.6 => /nix/store/gpaawfk6qvb1wdj4vrwvdgp4yqfcqqgf-glibc-2.19/lib/libc.so.6 (0x00007fc77c21a000)
        /nix/store/gpaawfk6qvb1wdj4vrwvdgp4yqfcqqgf-glibc-2.19/lib64/ld-linux-x86-64.so.2 (0x00007fc77ce5b000)
undefined symbol: XXX   (/nix/store/5a7gx1fmddqxxqc04mzwm73h6h4vxahk-strongswan-5.2.1/lib/ipsec/libstrongswan.so.0)

grep --binary-files=text  XXX libstrongswan.so.0.0.0
...
mutex_unlockrwlock_condvar_createpthread_rwlock_destroypthread_rwlock_initpthread_rwlock_rdlockpthread_rwlock_trywrlockpthread_rwlock_unlockpthread_rwlock_wrlockspinlock_createpthread_spin_destroypthread_spin_initpthread_spin_lockpthread_spin_unlocksemaphore_createstream_parse_uri_unixchownunlinkregister_printf_specifierlibdl.so.2libpthread.so.0libgcc_s.so.1libc.so.6_edata__bss_start_endlibstrongswan.so.0/nix/store/gpaawfk6qvb1wdj4vrwvdgp4yqfcqqgf-glibc-2.19/lib:/nix/store/crllq9d1maxyac2qiyvknyisnimhisa0-gcc-4.8.3/libXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXGLIBC_2.2.5GLIBC_2.3.3GLIBC_2.3.2GLIBC_2.3GLIBC_2.7GLIBC_2.8GLIBC_2.14GLIBC_2.10GLIBC_2.17GLIBC_2.3.4