Hi, I tried building hugs sources on Mac OS X 10.4.6, and am running into issues. The build fails with an undefined symbol. hugs98-plus-May2006$ ./configure checking build system type... powerpc-apple-darwin8.6.0 checking host system type... powerpc-apple-darwin8.6.0 checking target system type... powerpc-apple-darwin8.6.0 checking for bison... bison -y checking for gcc... gcc 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 gcc accepts -g... yes checking for gcc option to accept ANSI C... none needed checking how to run the C preprocessor... gcc -E checking for egrep... grep -E checking whether gcc needs -traditional... no checking for rm... /bin/rm checking for cp... /bin/cp checking for ld... ld checking for perl... perl checking whether make sets $(MAKE)... yes checking for hp2ps... 1 checking for docbook2html... no checking for db2html... no checking for docbook2dvi... no checking for db2dvi... no checking for docbook2pdf... no checking for db2pdf... no checking for docbook2ps... no checking for db2ps... no checking for diff... /usr/bin/diff checking whether to use "diff -c1" or "diff -C 1"... /usr/bin/diff -C 1 checking for dlopen in -ldl... yes checking for shl_load in -ldld... no checking for atan in -lm... yes checking for ANSI C header files... yes checking for sys/wait.h that is POSIX.1 compatible... 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 stdarg.h usability... yes checking stdarg.h presence... yes checking for stdarg.h... yes checking for stdlib.h... (cached) yes checking for unistd.h... (cached) yes checking assert.h usability... yes checking assert.h presence... yes checking for assert.h... yes checking ctype.h usability... yes checking ctype.h presence... yes checking for ctype.h... yes checking for string.h... (cached) yes checking limits.h usability... yes checking limits.h presence... yes checking for limits.h... yes checking fcntl.h usability... yes checking fcntl.h presence... yes checking for fcntl.h... yes checking sgtty.h usability... yes checking sgtty.h presence... yes checking for sgtty.h... yes checking termio.h usability... no checking termio.h presence... no checking for termio.h... no checking termios.h usability... yes checking termios.h presence... yes checking for termios.h... yes checking signal.h usability... yes checking signal.h presence... yes checking for signal.h... yes checking for sys/types.h... (cached) yes checking for sys/stat.h... (cached) yes checking sys/ioctl.h usability... yes checking sys/ioctl.h presence... yes checking for sys/ioctl.h... yes checking sys/resource.h usability... yes checking sys/resource.h presence... yes checking for sys/resource.h... yes checking sys/param.h usability... yes checking sys/param.h presence... yes checking for sys/param.h... yes checking console.h usability... no checking console.h presence... no checking for console.h... no checking Files.h usability... no checking Files.h presence... no checking for Files.h... no checking errno.h usability... yes checking errno.h presence... yes checking for errno.h... yes checking stat.h usability... no checking stat.h presence... no checking for stat.h... no checking direct.h usability... no checking direct.h presence... no checking for direct.h... no checking dirent.h usability... yes checking dirent.h presence... yes checking for dirent.h... yes checking whether time.h and sys/time.h may both be included... yes checking time.h usability... yes checking time.h presence... yes checking for time.h... yes checking sys/time.h usability... yes checking sys/time.h presence... yes checking for sys/time.h... yes checking sys/timeb.h usability... yes checking sys/timeb.h presence... yes checking for sys/timeb.h... yes checking sys/times.h usability... yes checking sys/times.h presence... yes checking for sys/times.h... yes checking float.h usability... yes checking float.h presence... yes checking for float.h... yes checking values.h usability... no checking values.h presence... no checking for values.h... no checking dos.h usability... no checking dos.h presence... no checking for dos.h... no checking conio.h usability... no checking conio.h presence... no checking for conio.h... no checking io.h usability... no checking io.h presence... no checking for io.h... no checking std.h usability... no checking std.h presence... no checking for std.h... no checking windows.h usability... no checking windows.h presence... no checking for windows.h... no checking dlfcn.h usability... yes checking dlfcn.h presence... yes checking for dlfcn.h... yes checking alloc.h usability... no checking alloc.h presence... no checking for alloc.h... no checking for valloc... yes checking locale.h usability... yes checking locale.h presence... yes checking for locale.h... yes checking wchar.h usability... yes checking wchar.h presence... yes checking for wchar.h... yes checking whether wchar_t is ISO 10646 (Unicode)... no checking for locale-based character encoding... no checking for library containing wcrtomb... none required checking for WinExec... no checking for GetModuleFileName... no checking for atan... yes checking for strcasecmp... yes checking for _stricmp... no checking for stricmp... no checking for strcmpi... no checking for strcmp... yes checking for rindex... yes checking for strrchr... yes checking for realpath... yes checking for _fullpath... no checking for macsystem... no checking for fseek... yes checking for ftell... yes checking for vsnprintf... yes checking for _vsnprintf... no checking for snprintf... yes checking for _snprintf... no checking for popen... yes checking for _popen... no checking for pclose... yes checking for _pclose... no checking for sigprocmask... yes checking for getrusage... yes checking for times... yes checking for isatty... yes checking for fstat... yes checking for select... yes checking for gettimeofday... yes checking for ftime... yes checking for time... yes checking for localtime... yes checking for gmtime... yes checking for mktime... yes checking for dup... yes checking whether struct tm is in sys/time.h or time.h... time.h checking for struct tm.tm_zone... yes checking for sys/time.h... (cached) yes checking whether timezone is declared... yes checking whether _timezone is declared... no checking whether altzone is declared... no checking for working alloca.h... yes checking for alloca... yes checking for _alloca... no checking for stime... no checking for poly... no checking for an ANSI C-conforming const... yes checking for function prototypes... yes checking for arrays of jmp_bufs... yes checking labels as values... yes checking whether struct tm is in sys/time.h or time.h... (cached) time.h checking return type of signal handlers... void checking for tputs in -lncurses... yes checking for readline in -lreadline... yes checking for int... yes checking size of int... 4 checking for float... yes checking size of float... 4 checking for double... yes checking size of double... 8 checking for int*... yes checking size of int*... 4 building large hugs checking if '/LD' builds loadable libraries... checking if '/LD /ML /nologo' builds loadable libraries... checking if '-shared -fPIC' builds loadable libraries... checking if '-flat_namespace -bundle -undefined suppress' builds loadable libraries... -flat_namespace -bundle -undefined suppress checking if '-bundle' builds loadable libraries... (cached) -flat_namespace -bundle -undefined suppress checking if '-r' builds loadable libraries... (cached) -flat_namespace -bundle -undefined suppress checking for LoadLibrary... no checking for dlopen... yes configure: creating ./config.status config.status: creating MkDefs config.status: creating src/Makefile config.status: creating docs/Makefile config.status: creating docs/users_guide/Makefile config.status: creating demos/Makefile config.status: creating src/platform.h config.status: creating docs/hugs.1 config.status: creating src/config.h config.status: creating src/options.h configure: configuring in libraries configure: running /bin/sh './configure' --prefix=/usr/local --cache-file=/dev/null --srcdir=. checking for gcc... gcc 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 gcc accepts -g... yes checking for gcc option to accept ANSI C... none needed checking how to run the C preprocessor... gcc -E checking for egrep... grep -E checking whether gcc needs -traditional... no checking how to run the C preprocessor... gcc -E checking for a traditional C preprocessor... gcc -E -traditional-cpp checking whether make sets $(MAKE)... yes checking for find... /usr/bin/find checking for sort... /usr/bin/sort checking for an ANSI C-conforming const... yes checking for inline... inline checking for ANSI C header files... yes checking for sys/wait.h that is POSIX.1 compatible... 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 ctype.h usability... yes checking ctype.h presence... yes checking for ctype.h... yes checking dirent.h usability... yes checking dirent.h presence... yes checking for dirent.h... yes checking errno.h usability... yes checking errno.h presence... yes checking for errno.h... yes checking fcntl.h usability... yes checking fcntl.h presence... yes checking for fcntl.h... yes checking grp.h usability... yes checking grp.h presence... yes checking for grp.h... yes checking limits.h usability... yes checking limits.h presence... yes checking for limits.h... yes checking pwd.h usability... yes checking pwd.h presence... yes checking for pwd.h... yes checking signal.h usability... yes checking signal.h presence... yes checking for signal.h... yes checking for stdlib.h... (cached) yes checking for string.h... (cached) yes checking sys/resource.h usability... yes checking sys/resource.h presence... yes checking for sys/resource.h... yes checking for sys/stat.h... (cached) yes checking sys/timers.h usability... no checking sys/timers.h presence... no checking for sys/timers.h... no checking for sys/types.h... (cached) yes checking sys/utsname.h usability... yes checking sys/utsname.h presence... yes checking for sys/utsname.h... yes checking termios.h usability... yes checking termios.h presence... yes checking for termios.h... yes checking for unistd.h... (cached) yes checking utime.h usability... yes checking utime.h presence... yes checking for utime.h... yes checking vfork.h usability... no checking vfork.h presence... no checking for vfork.h... no checking windows.h usability... no checking windows.h presence... no checking for windows.h... no checking winsock.h usability... no checking winsock.h presence... no checking for winsock.h... no checking whether time.h and sys/time.h may both be included... yes checking time.h usability... yes checking time.h presence... yes checking for time.h... yes checking sys/time.h usability... yes checking sys/time.h presence... yes checking for sys/time.h... yes checking sys/timeb.h usability... yes checking sys/timeb.h presence... yes checking for sys/timeb.h... yes checking sys/times.h usability... yes checking sys/times.h presence... yes checking for sys/times.h... yes checking for getclock... no checking for getrusage... yes checking for gettimeofday... yes checking for time... yes checking for times... yes checking for long long... yes checking for char... yes checking size of char... 1 checking for double... yes checking size of double... 8 checking for float... yes checking size of float... 4 checking for int... yes checking size of int... 4 checking for long... yes checking size of long... 4 checking for long long... (cached) yes checking size of long long... 8 checking for short... yes checking size of short... 2 checking for unsigned char... yes checking size of unsigned char... 1 checking for unsigned int... yes checking size of unsigned int... 4 checking for unsigned long... yes checking size of unsigned long... 4 checking for unsigned long long... yes checking size of unsigned long long... 8 checking for unsigned short... yes checking size of unsigned short... 2 checking for void *... yes checking size of void *... 4 checking for char... (cached) yes checking alignment of char... 1 checking for double... (cached) yes checking alignment of double... 4 checking for float... (cached) yes checking alignment of float... 4 checking for int... (cached) yes checking alignment of int... 4 checking for long... (cached) yes checking alignment of long... 4 checking for long long... (cached) yes checking alignment of long long... 4 checking for short... (cached) yes checking alignment of short... 2 checking for unsigned char... (cached) yes checking alignment of unsigned char... 1 checking for unsigned int... (cached) yes checking alignment of unsigned int... 4 checking for unsigned long... (cached) yes checking alignment of unsigned long... 4 checking for unsigned long long... (cached) yes checking alignment of unsigned long long... 4 checking for unsigned short... (cached) yes checking alignment of unsigned short... 2 checking for void *... (cached) yes checking alignment of void *... 4 configure: creating ./config.status config.status: creating Makefile config.status: creating tools/config config.status: creating include/ghcconfig.h config.status: executing ultra-evil commands ************************************************ *** NOW DO: make ; make install ************************************************ hugs98-plus-May2006$ make cd src; make all gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 hugs.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 edit.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 observe.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 builtin.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 char.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp compiler.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 errors.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 evaluator.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 ffi.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 goal.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 input.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 machdep.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 machine.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp module.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 opts.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 output.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 plugin.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 script.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp static.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 storage.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp -O2 strutil.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp subst.c gcc -c -DNDEBUG=1 -g -no-cpp-precomp type.c gcc -flat_namespace hugs.o edit.o observe.o builtin.o char.o compiler.o errors.o evaluator.o ffi.o goal.o input.o machdep.o machine.o module.o opts.o output.o plugin.o script.o static.o storage.o strutil.o subst.o type.o version.o -lreadline -lncurses -lm -ldl -o hugs ld: Undefined symbols: _mallocBytesRWX make[1]: *** [hugs] Error 1 make: *** [all] Error 2 Thanks, Binil