Summary of my perl5 (revision 5.0 version 8 subversion 0) configuration: Platform: osname=hpux, osvers=10.20, archname=PA-RISC2.0 uname='hp-ux d3 b.10.20 u 9000800 2015358431 unlimited-user license ' config_args='-des' hint=recommended, useposix=true, d_sigaction=define usethreads=undef use5005threads=undef useithreads=undef usemultiplicity=undef useperlio=define d_sfio=undef uselargefiles=define usesocks=undef use64bitint=undef use64bitall=undef uselongdouble=undef usemymalloc=n, bincompat5005=undef Compiler: cc='cc', ccflags =' -Ae -DDEBUGGING +DAportable -D_HPUX_SOURCE -Wl,+vnocompatwarnings -I/pro/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 ', optimize='+O2 +Onolimit', cppflags='-Aa -D__STDC_EXT__ -DDEBUGGING +DAportable -D_HPUX_SOURCE -Ae -DDEBUGGING +DAportable -D_HPUX_SOURCE -Wl,+vnocompatwarnings -I/pro/local/include' ccversion='A.10.32.30', gccversion='', gccosandvers='' intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=4321 d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=16 ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='off_t', lseeksize=8 alignbytes=8, prototype=define Linker and Libraries: ld='/usr/bin/ld', ldflags ='-L/pro/local/lib' libpth=/pro/local/lib /lib /usr/lib /usr/ccs/lib libs=-lcl -lpthread -lnsl_s -lndbm -lgdbm -ldb -lmalloc -ldld -lm -lc -lndir -lcrypt -lsec perllibs=-lcl -lpthread -lnsl_s -lmalloc -ldld -lm -lc -lndir -lcrypt -lsec libc=/lib/libc.sl, so=sl, useshrplib=false, libperl=libperl.a gnulibc_version='' Dynamic Linking: dlsrc=dl_hpux.xs, dlext=sl, d_dlsymun=undef, ccdlflags='-Wl,-E -Wl,-B,deferred ' cccdlflags='+Z', lddlflags='-b +vnocompatwarnings -L/pro/local/lib' Characteristics of this binary (from libperl): Compile-time options: DEBUGGING USE_LARGE_FILES Locally applied patches: // patches 17682, 17690, and 17777 Built under hpux Compiled at Aug 27 2002 12:28:36 %ENV: PERL5_CPANPLUS_CONFIG="/u/usr/merijn/.cpanplus/config" @INC: /pro/lib/perl5/5.8.0/PA-RISC2.0 /pro/lib/perl5/5.8.0 /pro/lib/perl5/site_perl/5.8.0/PA-RISC2.0 /pro/lib/perl5/site_perl/5.8.0 /pro/lib/perl5/site_perl .