WARNING: LICENSE is not a known parameter.
Checking if your kit is complete...
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'LICENSE' is not a known MakeMaker parameter name.
Note (probably harmless): No library found for -lfftw3
Writing Makefile for Math::FFTW
cp lib/Math/FFTW.pm blib/lib/Math/FFTW.pm
/home/cpanrun/parisc2.0-lp64/build/5.8.2/bin/perl /home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/ExtUtils/xsubpp  -typemap /home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/ExtUtils/typemap  FFTW.xs > FFTW.xsc && mv FFTW.xsc FFTW.c
Please specify prototyping behavior for FFTW.xs (see perlxs manual)
cc -c  -I. -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=\"0.01\" -DXS_VERSION=\"0.01\" +Z "-I/home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/PA-RISC2.0-thread-multi-LP64/CORE"   FFTW.c
cpp: "FFTW.xs", line 4: error 4036: Can't open include file 'fftw3.h'.
make: *** [FFTW.o] Error 1