#include #include #include "types.h" #include "courses.h" #include "enrolls.h" Cnodeptr cAlloc(void) { return (Cnodeptr) malloc(sizeof(struct cnode)); } void makenullCourses(Cnodeptr *courses) { } int memberCourses(struct courseType x, Cnodeptr courses, Cnodeptr *p) { return 0; } int insertCourses(struct courseType x, Cnodeptr courses) { return 0; } int deleteCourses(struct courseType x, Snodeptr students, Cnodeptr courses) { return 0; } void printCourses(Cnodeptr courses) { }