libc.so: realloc
libc.so: malloc
libc.so: memalign
libc.so: calloc
libc.so: free
# At -Os, a struct assignment in libgcc-static pulls this in
libc.so: memcpy ?
# The TLS-enabled version of these functions is interposed from libc.so.
ld.so: _dl_signal_error
ld.so: _dl_catch_error
ld.so: _dl_signal_exception
ld.so: _dl_catch_exception