procps

1317 |   static int tried_load = 0;
1318 | 
1319 |   if(!ps_getpidcon && !tried_load){
1320 |     void *handle = dlopen("libselinux.so.1", RTLD_NOW);
1321 |     if(handle){
1322 |       ps_freecon = dlsym(handle, "freecon");

67 | #ifndef NUMA_DISABLE
68 |  #ifndef PRETEND_NUMA
69 |     // we'll try for the most recent version, then a version we know works...
70 |     if ((libnuma_handle = dlopen("libnuma.so", RTLD_LAZY))
71 |     || (libnuma_handle = dlopen("libnuma.so.1", RTLD_LAZY))) {
72 |         numa_max_node = dlsym(libnuma_handle, "numa_max_node");
73 |         numa_node_of_cpu = dlsym(libnuma_handle, "numa_node_of_cpu");

4493 |       make sure he does not corrupt poor ol' top's first output screen!
4494 |       Yes, he provides some overridable 'weak' functions to change such
4495 |       behavior but we can't exploit that since we don't follow a normal
4496 |       ld route to symbol resolution (we use that dlopen() guy instead)! */
4497 |    Stderr_save = dup(fileno(stderr));
4498 |    if (-1 < Stderr_save && freopen("/dev/null", "w", stderr))