Checking if your kit is complete...
Looks good
Note (probably harmless): No library found for -lGL
Note (probably harmless): No library found for -lGLU
Writing Makefile for OpenGL::Simple
cp Simple.pm blib/lib/OpenGL/Simple.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 -typemap typemap  Simple.xs > Simple.xsc && mv Simple.xsc Simple.c
cc -c   -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=\"0.03\" -DXS_VERSION=\"0.03\" +Z "-I/home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/PA-RISC2.0-thread-multi-LP64/CORE"   Simple.c
cpp: "Simple.xs", line 7: error 4036: Can't open include file 'GL/gl.h'.
cpp: "Simple.xs", line 8: error 4036: Can't open include file 'GL/glu.h'.
make: *** [Simple.o] Error 1