is it a correct keil v4 program or not

#include <regx51.h> // standard 8051 defines
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// -=-=-=-=- Include files -=-=-=-=-=-=-=
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
#include <lcd.h>
#include <utils.h>

// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// -=-=-=-=- Hardware Defines -=-=-=-=-=-=-=
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
sfr DATA = P0;
sbit OUT1 = P3^4;
sbit OUT2 = P3^5;
sbit OUT3 = P3^6;
sbit OUT4 = P3^7;

// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// -=-=-=-=- Variables -=-=-=-=-=-=-=
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
char buf[20];
char code M1[] ="SPEECH: ONE";
char code M2[] ="SPEECH: TWO";
char code M3[] ="SPEECH: THREE";
char code M4[] ="SPEECH: FOUR";
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// -=-=-=-=- Main Program -=-=-=-=-=-=-=
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void main()
{ unsigned char lastdata, datanow; // -=-=- Intialize variables -=-=-= OUT1 = 0; OUT2 = 0; OUT3 = 0; OUT4 = 0; // -=-=- Intialise -=-=-= lcdInit(); // -=-=- Welcome LCD Message -=-=-= lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint("Speech Test"); lcdGotoXY(0,1); // 2nd Line of LCD lcdPrint("System"); delayms(5000); // 5 sec lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint("Train: 1-4 key >"); lcdGotoXY(0,1); // 2nd Line of LCD lcdPrint("Train>Speak Now"); // -=-=- Program Loop -=-=-= lastdata=0xff; while(1) { datanow=DATA; // read data from speech board

if(lastdata!=datanow) // if there is new data then, { lastdata=datanow; switch(lastdata) { case 0x55: lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint("Speech too Long"); lcdGotoXY(0,1); // 2nd Line of LCD lcdPrint("Try Again!"); break; case 0x66: lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint("Speech too Short"); lcdGotoXY(0,1); // 2nd Line of LCD lcdPrint("Try Again!"); break; case 0x77: lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint("No Match"); lcdGotoXY(0,1); // 2nd Line of LCD lcdPrint("Try Again!"); break; case 0x01: if(OUT1==1) OUT1 = 0; else OUT1 = 1; lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint(M1); break; case 0x02: if(OUT2==1) OUT2 = 0; else OUT2 = 1; lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint(M2); break; case 0x03: if(OUT3==1) OUT3 = 0; else OUT3 = 1; lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint(M3); break; case 0x04: if(OUT4==1) OUT4 = 0; else OUT4 = 1; lcdClear(); lcdGotoXY(0,0); // 1st Line of LCD lcdPrint(M4); break; } } }
}

is it a correct program?
and what is utils.h?