Memory Allocators 101 - Write a simple memory allocator

Code related to this article: github.com/arjun024/memalloc This article is about writing a simple memory allocator in C. We will implement malloc(), calloc(), realloc() and free(). This is a beginner level article, so I will not spell out every detail. This memory allocator will not be fast and efficient, we will not adjust allocated memory to align to a page boundary, but we will build a memory a