Mine

#include <stdio.h>
#include <stdlib.h>
#include <string.h>


int cstring_cmp(const void *a, const void *b) 
{ 
	const char **ia = (const char **)a;
	const char **ib = (const char **)b;
	return strcmp(*ia, *ib);
} 



int main (argc, argv)
{
	char foo[2][100];

	strcpy(foo[0], "this is a string\n");
	strcpy(foo[1], "same here\n");


	qsort(foo, 2, 100, cstring_cmp);

	fprintf(stdout, "foo[0]: %s\n", foo[0]);
	fprintf(stdout, "foo[1]: %s\n", foo[1]);

	return 0;
}