#include /* Integer to ASCII for signed decimal integers. */ static int next; static char qbuf[8]; char *itoa(int n); char *itoa(int n) { register int r, k; int flag = 0; next = 0; if (n < 0) { qbuf[next++] = '-'; n = -n; } if (n == 0) { qbuf[next++] = '0'; } else { k = 10000; while (k > 0) { r = n / k; if (flag || r > 0) { qbuf[next++] = '0' + r; flag = 1; } n -= r * k; k = k / 10; } } qbuf[next] = 0; return(qbuf); }