couldn't get the output for the following code

[ilapuppu]

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Code C - [expand]
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#define CR     0x0D
#include <intrinsics.h>
#include <iolpc2148.h>
#include <stdio.h>
void getstring(unsigned char *);
 
int getchar (void) ; /* Read character from Serial Port */
 
void status_ok(void);
 
void Serial_Init(void);
 
void delay(unsigned int n);
unsigned char y[];
 
void main(void)
 
{
 
   unsigned int cnt=0x80,m;
 
   char xx;
 
   Serial_Init();
 
   delay(50);
 
   while(1)
 
   {
 
      printf("AT\r");  // AT COMMAND FOR INITIALING
 
      status_ok();
 
      printf("AT+IPR=9600\r"); // AT COMMAND FOR BAUD RATE
 
      status_ok();
 
      printf("AT+CMGR=2\r"); // Reading the message detail
 
// at Index 1 with phone number, data and time
 
      status_ok();
 
      delay(250);    
 
      printf("ATD9790550124;\r");//AT COMMAND FOR CALL DIALING
 
      delay(250);
 
      status_ok();
 
      delay(500);
 
      delay(500);
 
      delay(500);
 
      delay(500);
 
      delay(500);
 
      delay(500);
 
           printf("ATH\r"); // AT COMMAND FOR CALL DISCONNECTING
 
      delay(250);
 
      status_ok();
 
      delay(500);
 
      delay(500);
 
      printf("ATDL\r"); // AT COMMAND FOR REDIALING
 
      delay(250);
 
      status_ok();
 
      delay(500);
 
      delay(500);
 
      printf("ATH\r"); // AT COMMAND FOR ANSWERING THE CALL
 
      delay(250);
 
      status_ok();
 
      delay(500);
 
      delay(500);
 
   }}
 
 
 
void getstring(unsigned char *array)
 
{
 
    unsigned char temp=0, i=0;
 
    do
 
    {
 
       temp = getchar();
 
      *array++ = temp;
 
    }
 
    while((temp != '\r') && (temp != '\n'));
 
    *array = '\0';
 
  }
 
 
 
int getchar (void)  /* Read character from Serial Port */
 
{                   
 
  while (!(U0LSR & 0x01));
 
  return (U0RBR);
 
}
 
 
 
void status_ok(void)
 
{     
 
      getstring(y);
 
      while(!(strstr(y,"OK"))) 
        getstring(y);
 
       const char *pointr = const char *strstr( y,"OK");
 
      lcd_cmd(0xc0);
 
      lcd_data(*pointr++);
 
      lcd_data(*pointr);
 
      delay(500);                                                 
 
      lcd_cmd(0x01);
 
     }
 
 
 
void Serial_Init(void)
 
{
 
   PINSEL0 |= 0X00000005; //Enable Txd0 and Rxd0
 
   U0LCR    = 0x00000083; //8-bit data, no parity, 1-stop bit
 
   U0DLL   = 0x00000061;  //for Baud rate=9600,DLL=82
 
   U0LCR   = 0x00000003;  //DLAB = 0;
 
}
 
 
 
void delay(unsigned int n)
 
{
 
   unsigned int i,j;
 
   for(i=0;i<n;i++)
 
   {
 
      for(j=0;j<12000;j++)
 
      {;}
 
   }
}

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while compiling the above program we got the error in this line " const char *pointr = const char *strstr( y,"OK");"as expected an expression.....
please let me know what expression is expecting....

please reply us as soon as possible