我为ICU库获取nm –u的以下输出。这是否意味着此库已损坏？使用此库时，我们的一些代码需要20分钟才能完成执行。我怀疑是因为这个库被破坏但我不确定。
nm -u libicuuc.so.36
Undefined symbols from libicuuc.so.36:
.div
.mul
.rem
.stret4
.udiv
.umul
.urem
__1c2k6Fpv_v_
__1cG__CrunKpure_error6F_v_
__1cG__CrunKvector_con6FpvIIpF1_vp2_v_
__1cG__CrunKvector_del6FpvIpF1_v_1_
__1cG__CrunKvector_des6FpvIIpF1_v_v_
__1cG__CrunKvector_new6FpvIIpF1_vp2_1_
__1cG__CrunMex_rethrow_q6F_v_
__1cG__CrunVdo_exit_code_in_range6Fpv1_v_
__1cH__CimplKcplus_fini6F_v_
__1cH__CimplKcplus_init6F_v_
__ctype
__udiv64
__urem64
_ex_deregister
_ex_register
_get_exit_frame_monitor
atexit
atol
close
fmod
free
getenv
icudt36_dat
log
malloc
mbstowcs
memcmp
memcpy
memmove
memset
mmap
modf
munmap
nl_langinfo
open
pow
pthread_mutex_destroy
pthread_mutex_init
pthread_mutex_lock
pthread_mutex_unlock
realloc
setlocale
sprintf
stat
strcat
strchr
strcmp
strcpy
strlen
strncat
strncmp
strncpy
strrchr
strstr
strtod
strtol
strtoul
time
timezone
tzname
tzset
wcstombs