/in/foo.c: In function 'isInHash':
/in/foo.c:64:1: error: conversion to non-scalar type requested
 p = (nodeH)malloc(sizeof(nodeH));
 ^
/in/foo.c: At top level:
/in/foo.c:69:5: error: redefinition of 'isInHash'
 int isInHash(long long key){
     ^~~~~~~~
/in/foo.c:62:5: note: previous definition of 'isInHash' was here
 int isInHash(long long key){
     ^~~~~~~~