GLIBC_2.0 __errno_location F GLIBC_2.0 pthread_create F GLIBC_2.1 pthread_create F GLIBC_2.1.1 __libpthread_version_placeholder F GLIBC_2.1.2 __libpthread_version_placeholder F GLIBC_2.11 pthread_sigqueue F GLIBC_2.12 __libpthread_version_placeholder F GLIBC_2.18 __libpthread_version_placeholder F GLIBC_2.19 __libpthread_version_placeholder F GLIBC_2.2 __libpthread_version_placeholder F GLIBC_2.2.3 __libpthread_version_placeholder F GLIBC_2.2.6 __libpthread_version_placeholder F GLIBC_2.28 thrd_create F GLIBC_2.3.2 __libpthread_version_placeholder F GLIBC_2.3.3 __libpthread_version_placeholder F GLIBC_2.3.4 __libpthread_version_placeholder F GLIBC_2.30 __libpthread_version_placeholder F GLIBC_2.31 __libpthread_version_placeholder F GLIBC_2.4 __libpthread_version_placeholder F