#80 Help, please:quicktime4linux-2.2 error message

[Anonymous]

I have successfully intsalled YASM and NASM.
Irun Fedora Core 5 on an ASL Excaliber 600 laptop.

Thanks
Hal

gcc -c `cat i686/c_flags` hdlr.c -o i686/hdlr.o
gcc -c `cat i686/c_flags` ima4.c -o i686/ima4.o
gcc -c `cat i686/c_flags` jpeg.c -o i686/jpeg.o
In file included from jpeg.c:7:
libmjpeg.h:34:71: error: png.h: No such file or directory
In file included from jpeg.c:7:
libmjpeg.h:44: error: expected specifier-qualifier-list
before ‘jmp_buf’
make: *** [i686/jpeg.o] Error 1
[root@localhost quicktime4linux-2.2]#