Please, give me a hints to slove this problem.
I have to install HTTrack on HP-UX B.11.00 U 9000/889.
But, there are some problems.
I use ./configure CFLAGS="-DNOSTRDEBUG" --with-zlib=/usr/local/zlib
and make then the results are below.

$  make
No suffix list.
        make  all-recursive
No suffix list.
Making all in src
        source='htscore.c' object='htscore.lo' libtool=yes \
        depfile='.deps/htscore.Plo' tmpdepfile='.deps/htscore.TPlo' \
        depmode=hp /bin/sh ../depcomp \
        /bin/sh ../libtool --mode=compile cc -DHAVE_CONFIG_H -I. -I. -I..  -O
-g3 -Wall -Wcast-align -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wpointer-arith -Wnested-externs
-D_REENTRANT    -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_
SOURCE  -DPREFIX=\""/usr/local"\"  -DSYSCONFDIR=\""/usr/local/etc"\" 
-DDATADIR=\""/usr/local/share"\"  -DLIBDIR=\""/usr/loca
l/lib"\"  -I/usr/local/zlib/include  -DNOSTRDEBUG -c -o htscore.lo `test -f
'htscore.c' || echo './'`htscore.c
rm -f .libs/htscore.lo
cc -DHAVE_CONFIG_H -I. -I. -I.. -O -g3 -Wall -Wcast-align -Wstrict-prototypes
-Wmissing-prototypes -Wmissing-declarations -Wp
ointer-arith -Wnested-externs -D_REENTRANT -D_FILE_OFFSET_BITS=64
-D_LARGEFILE_SOURCE -DPREFIX=\"/usr/local\" -DSYSCONFDIR=\"
/usr/local/etc\" -DDATADIR=\"/usr/local/share\" -DLIBDIR=\"/usr/local/lib\"
-I/usr/local/zlib/include -DNOSTRDEBUG -c htscore
.c -Wp,-M.deps/htscore.TPlo  +Z -DPIC -o .libs/htscore.lo
cc: warning 422: Unknown option "3" ignored.
cc: warning 422: Unknown option "-Wcast-align" ignored.
cc: warning 422: Unknown option "-Wstrict-prototypes" ignored.
cc: warning 422: Unknown option "-Wmissing-prototypes" ignored.
cc: warning 422: Unknown option "-Wmissing-declarations" ignored.
cc: warning 422: Unknown option "-Wpointer-arith" ignored.
cc: warning 422: Unknown option "-Wnested-externs" ignored.
cc: "htsthread.h", line 102: error 1000: Unexpected symbol: "(".
cc: "htsthread.h", line 102: error 1000: Unexpected symbol: "unsigned".
cc: "htsthread.h", line 102: error 1000: Unexpected symbol: "void".
cc: "htsthread.h", line 102: error 1000: Unexpected symbol: ")".
cc: "htsthread.h", line 102: error 1505: Function may not return a function or
an array.
cc: "htsthread.h", line 102: error 1573: Type of "start_address" is undefined
due to an illegal declaration.
cc: "htsthread.h", line 102: error 1573: Type of "hts_newthread" is undefined
due to an illegal declaration.
cc: panic 2017: Cannot recover from earlier errors, terminating.
*** Error exit code 1

Stop.
*** Error exit code 1

Stop.
*** Error exit code 1

Stop.

What's the problem?I don't know. 
please, Help!!