./configure error

[Phantom of the Opera]

Hi, I'm trying to compile it on Max OS X

./configure
checking for gcc... gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
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 for library containing clock_gettime... no
checking build system type... i386-apple-darwin12.2.0
checking host system type... i386-apple-darwin12.2.0
checking for gcc... (cached) gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to accept ISO C89... (cached) none needed
checking what CFLAGS should we use... -g -O2 -Wall -Wstrict-prototypes -Wno-parentheses -Wno-pointer-sign
checking how to run the C preprocessor... gcc -E
checking for a BSD-compatible install... /usr/bin/install -c
checking for ranlib... ranlib
checking for flex... flex
checking for bison... bison
checking for gm4... gm4
configure: error: Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.

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LLVM-GCC: build 2336
Clang: 4.1 build 421

Best Regards
Stefan
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