Note (probably harmless): No library found for -lFLAC
Checking if your kit is complete...
Looks good
Writing Makefile for Audio::FLAC::Header
/bin/sh -c true
/bin/sh -c true
cp Header.pm blib/lib/Audio/FLAC/Header.pm
/export/home/cpanrun/build/5.6.1/bin/perl "-Iinc" -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi  /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp  -typemap /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap Header.xs > Header.xsc && mv Header.xsc Header.c
gcc -c  -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Wall   -DVERSION=\"1.8\" -DXS_VERSION=\"1.8\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE  Header.c
Header.xs:31: FLAC/all.h: No such file or directory
make: *** [Header.o] Error 1