github.com/afumu/libc@v0.0.6/musl/src/search/tdestroy.c (about)

     1  #define _GNU_SOURCE
     2  #include <stdlib.h>
     3  #include <search.h>
     4  #include "tsearch.h"
     5  
     6  void tdestroy(void *root, void (*freekey)(void *))
     7  {
     8  	struct node *r = root;
     9  
    10  	if (r == 0)
    11  		return;
    12  	tdestroy(r->a[0], freekey);
    13  	tdestroy(r->a[1], freekey);
    14  	if (freekey) freekey((void *)r->key);
    15  	free(r);
    16  }