When downloading from source 9/24/07, after ./bootstrap the configure stops at cannot find PNG libraries. After that is the yum list of all the PNG libraries showing it is install. Perhaps there is no check for the x86_64 libraries?
[aabrown@localhost Linux]$ ./configure --enable-sound=sdl_mixer
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for g++... g++
checking for C++ compiler default output file name... a.out
checking whether the C++ compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking for style of include used by make... GNU
checking dependency style of g++... gcc3
checking for gcc... gcc
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking dependency style of gcc... gcc3
checking for an ANSI C-conforming const... yes
checking how to run the C preprocessor... gcc -E
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for size_t... yes
checking whether struct tm is in sys/time.h or time.h... time.h
checking for ANSI C header files... (cached) yes
checking stddef.h usability... yes
checking stddef.h presence... yes
checking for stddef.h... yes
checking for stdint.h... (cached) yes
checking for stdlib.h... (cached) yes
checking for string.h... (cached) yes
checking for unistd.h... (cached) yes
checking for stdlib.h... (cached) yes
checking for GNU libc compatible malloc... yes
checking for working memcmp... yes
checking for stdlib.h... (cached) yes
checking for GNU libc compatible realloc... yes
checking for vprintf... yes
checking for _doprnt... no
checking for atexit... yes
checking for getcwd... yes
checking for memmove... yes
checking for memset... yes
checking for mkdir... yes
checking for pow... no
checking for strchr... yes
checking for strstr... yes
checking for strtol... yes
checking for sdl-config... yes
checking SDL/SDL.h usability... yes
checking SDL/SDL.h presence... yes
checking for SDL/SDL.h... yes
checking for SDL_Init in -lSDL... yes
checking GL/gl.h usability... yes
checking GL/gl.h presence... yes
checking for GL/gl.h... yes
checking for glBegin in -lGL... yes
checking for OpenGL 1.4 support... yes
checking SDL/SDL_mixer.h usability... yes
checking SDL/SDL_mixer.h presence... yes
checking for SDL/SDL_mixer.h... yes
checking for Mix_OpenAudio in -lSDL_mixer... yes
checking for libpng-config... yes
checking png.h usability... yes
checking png.h presence... yes
checking for png.h... yes
checking for png_decompress_chunk in -lpng... no
configure: error: Can't find libpng library.
[aabrown@localhost Linux]$ sudo yum list *png*
Installed Packages
libpng.x86_64 2:1.2.16-1.fc7 installed
libpng-devel.x86_64 2:1.2.16-1.fc7 installed
libpng-static.x86_64 2:1.2.16-1.fc7 installed
libpng10.x86_64 1.0.26-1.fc7.1 installed
libpng10-devel.x86_64 1.0.26-1.fc7.1 installed
Available Packages
gif2png.x86_64 2.5.1-3.fc6 fedora
libpng.i386 2:1.2.16-1.fc7 fedora
libpng-devel.i386 2:1.2.16-1.fc7 fedora
libpng10.i386 1.0.26-1.fc7.1 updates
libpng10-devel.i386 1.0.26-1.fc7.1 updates
optipng.x86_64 0.5.5-2.fc7 fedora
web2png.x86_64 2.5.1-3.fc6 fedora
[aabrown@localhost Linux]$
Logged In: YES
user_id=430232
Originator: NO
The game is not compatible with x64 compiler.