Checking if your kit is complete...
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Note (probably harmless): No library found for -lslang
Writing Makefile for Newt::newt
Writing Makefile for Newt
cp Newt.pm blib/lib/Newt.pm
AutoSplitting blib/lib/Newt.pm (blib/lib/auto/Newt)
cd newtlib && make LIB="" LIBPERL_A="libperl.a" LINKTYPE="dynamic" PREFIX="" OPTIMIZE="-fast +Onolimit +Opromote_indirect_calls" PASTHRU_DEFINE="" PASTHRU_INC=""
make[1]: Entering directory `/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Newt/newtlib'
cc -c  -I/usr/include/slang -D_POSIX_C_SOURCE=199506L -D_REENTRANT -Ae -D_HPUX_SOURCE -Wl,+vnocompatwarnings +DD64 -DNO_HASH_SEED -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fast +Onolimit +Opromote_indirect_calls   -DVERSION=\"\" -DXS_VERSION=\"\" +Z "-I/home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/PA-RISC2.0-thread-multi-LP64/CORE"   button.c
cpp: "button.c", line 1: error 4036: Can't open include file 'slang.h'.
make[1]: *** [button.o] Error 1
make[1]: Leaving directory `/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Newt/newtlib'
make: *** [newtlib/libnewt.a] Error 2