Data structure 18

Write a C function search(l,x) that accepts a pointer to a linked list of integers and an integer x and returns a pointer to a node containing x if it exists, and thenull pointer otherwise. Write another function, srchinsrt(lx), that adds x to if it is not found and always returns a pointer to a node containing x. Specify the node type and pointer type used by your functions. (8 marks)