i need help with this program im getting this
1>selections.obj : error LNK2019: unresolved external symbol "void __cdecl displayArray(int * const)" (?displayArray@@YAXQAH@Z) referenced in function _main
1>D:\Documents and Settings\ERIC\Desktop\Projects\selections\Debug\selections.exe : fatal error LNK1120: 1 unresolved externals
please help
#include <stdio.h>
#include "genlib.h"
#include "simpio.h"
#define size 4
void sortArray (int numbers[]);
int indexMin (int numbers[], int low, int high);
void swap (int numbers[], int loc1, int loc2);
void getArray (int numbers[]);
void displayArray (int numbers[]);
int main()
{
int numbers[size];
getArray(numbers);
sortArray(numbers );
displayArray (numbers);
system("pause");
}
void getArray(int numbers[])
{
int i;
for (i=0; i<size; i++)
{
printf("\nEnter next integer? ");
numbers[i]=GetInteger();
}
}
void display (int numbers[])
{
int i;
printf("\n The sorted list is: \n");
for (i=0; i<size; i++)
{
printf(" %d ", numbers[i]);
}
}
void sortArray (int numbers[])
{
int i, minInd;
for (i=0; i<size; i++)
{
minInd = indexMin (numbers, i, size-1);
swap (numbers, i, minInd);
}
}
int indexMin (int numbers[], int low, int high)
{
int i, minInd;
minInd=low;
for(i=low;i<=high;i++)
{
if (numbers[i] < numbers[minInd]) minInd =i;
}
return (minInd);
}
void swap (int numbers[], int loc1, int loc2)
{
int temp;
temp=numbers[loc1];
numbers[loc1]=numbers[loc2];
numbers[loc2] = temp;
}