Dynamic memory management
From cppreference.com
                    
                                        
                    < c
                    
                                                            
                    Functions
|   Defined in header  
<stdlib.h>  | |
|    allocates memory  (function)  | |
|    allocates and zeroes memory  (function)  | |
|    expands previously allocated memory block  (function)  | |
|    deallocates previously allocated memory  (function)  | |
|    (C23)  | 
   deallocates previously allocated sized memory   (function)  | 
|    (C23)  | 
   deallocates previously allocated sized and aligned memory   (function)  | 
|    (C11)  | 
   allocates aligned memory   (function)  | 
See also
|   C++ documentation for C memory management library 
 |