qt安装问题,请问怎样解决啊

paapa

[root@localhost qt]# make
g++  -o qt    -L/usr/X11R6/lib -L/usr/X11R6/lib -lGL -lXmu -lXrender -lXrandr -lXcursor -lXinerama -lXft -lfreetype -lfontconfig -lXext -lX11 -lm -lSM -lICE -ldl -lpthread
/usr/lib/gcc-lib/i386-redhat-linux/3.2.2/../../../crt1.o(.text+0x1: In function `_start':
../sysdeps/i386/elf/start.S:77: undefined reference to `main'
collect2: ld returned 1 exit status
make: *** [qt] Error 1