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Question


Point out the error in the following program.


#include<stdio.h>
#include<stdarg.h>
fun(...);
int main()
{
fun(3, 7, -11.2, 0.66);
return 0;
}
fun(...)
{
va_list ptr;
int num;
va_start(ptr, n);
num = va_arg(ptr, int);
printf("%d", num);
}
Options:
A .  Error: fun() needs return type
B .  Error: ptr Lvalue required
C .  Error: Invalid declaration of fun(...)
D .  No error
Answer: Option C

There is no fixed argument in the definition fun()

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