현재 C언어로는 textattr이나 gotoxy같은 함수는 사용할 방법이 없나요?

 
#include <conio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <Turboc.h>
#include <stdbool.h>
 
#define GETS_MAX_SIZE 128
#define MAXLONG 0x7fffffffL
#define MINLONG ((long)0x80000000L)
long getvalue (size_t width,char prefix);
void putvalue(long value,char prefix,boolean plussign);
char *strdel(char *s,const char *delstr);
#define reversevideo() textattr(0x70);
 
void main(void)
{
    long value;
    do{
        puts("Enter value:");
        reversevideo();
        cputs("|       |\r");
        gotoxy(15,wherey());
        value=getvalue(10,'$');
        normvideo();
        if(value!=MAXLONG&&value!=MINLONG)
        {
            cputs("\nInput value: ");
            putvalue(value,'$',true);
 
        }else if(value!=MINLONG)cputs("\nInput error!");
        cputs("\r\n\r\n");
 
 
 
    }while(value!=MINLONG);
}
long getvalue(size_t width,char prefix)
{
    char s[GETS_MAX_SIZE+2],*ps,*tempptr;
    long value,sign=1L;
    if(width>GETS_MAX_SIZE)return MAXLONG;
    s[0]=width+1;
    cgets(s);
    if(*(s+2)=='\0')return MINLONG;
    for(ps=s+2;isspace(*ps);ps++);
    if(*ps=='+')ps++;
    else if(*ps=='-')ps++,sign*=-1;
    if(*ps==prefix)ps++;
    for(tempptr=ps;tempptr!=NULL;)
        tempptr=strdel(tempptr,",");
    value=strtol(ps,&tempptr,10)*sign;
    if(*tempptr!='\0')return MAXLONG;
    else if(value!=0L)return value;
    else if(*ps++=='0'&&*ps=='\0')return 0;
    else return MAXLONG;
}
 
void putvalue(long value,char prefix,boolean plussign)
{
    char s[33],*ps;
    int len;
    ltoa(value,s,10);
    len=strlen(s);
    ps=s;
    if(*ps=='-')ps++,len--,putch('-');
        else if(plussign)putch('+');
    if(prefix!='\0')putch(prefix);
    for(;*ps;ps++)
        {
        putch(*ps);
        if(--len%3==0&&len!=0)putch(',');
        }
}
char* strdel(char* s,const char* delstr)
{
   char* start,*end;
   if((start=strstr(s,delstr))==NULL)return NULL;
   end=start+strlen(delstr);
   memcpy(start,end,strlen(s)-(end-s)+1)    ;
   return start;
}