Keil编程显示motor1.c(9)error才29：missing‘；’before'char' 为什么呢？下面是我的程序!

#include<reg52.h>
#define uchar unsign char
sbit P10=P1^0;
sbit P11=P1^1;
sbit P32=P3^2;
sbit P22=P2^2;
sbit P23=P2^3;
sbit P24=P2^4;
uchar zdzt=0x0C;
uchar yzdzt=0x0A;
uchar zsgw=0x02;
uchar zsdw=0x00;
unsign int bs=0;
uchar zqsbw=0;
uchar zqssw=0;
uchar zqsgw=0;
uchar n=20;
unsigned int TX1;
unsigned int TX2;
unsigned int zqs=0;
uchar zqsgzj=0x00;
uchar zqsdzj=0x00;
uchar bzsj;
void Key(void);
void Keyprc();
void BINBCD();
void Disp();
void Delay(int t);
code uchar TAB[13]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39};

void Key(void)interrupt 2
if (P22==0)
{Delay(1200);
while(P22==0);
n=n+1;}
else if(P23==0);
{Delay(1200);
while(P23==0);
n=n-1;}
else if(P24==0)
{Delay(1200);
while(P24==0);
zdzt=0x0C;}
Keyprc();
Disp();
if(zdzt==0x0C)
{TR0=0;
P10=0;
goto LP0;}
TR0=1;
LP0:;

void Keyprc()
{if(n<20)
n=20;
if(n>99)
n=99;
zsgw=n/10;
zsdw=n%10;
TX1=(unsigned int)(65351.68-(n-20)*9.22);
TX2=65536-(TX1-64614); }

void PWM(void)interrupt 1
{ if(p10==1)
{ p10=0;
TH0=TX2/256;
TL0=TX2%256;
}
else if(P10==0)
{ P10=1;
TH0=TX1/256;
TL0=TX1%256;
if(zdzt==0x0C) goto LP;
bs++
}
LP:;
}

main()
{TMOD=0x21;
TH1=0xFD;
TL1=0xFD;
SCON=0x50;
PCON=0x00;
IE=0x96;
IP=0x14;
TR1=1;
P32=0;
SP=0x60;
Disp();
TH0=0xFF;
TL0=0x47;
P10=0;
P11=1;
while(1)
{if(bs==1000)
{bs=0;
zqs=zqs+n;
BINBCD();
Disp();
}
}
}