Checking if your kit is complete... Looks good Note (probably harmless): No library found for -lkrb5 Note (probably harmless): No library found for -lcom_err Writing Makefile for Authen::Krb5Password cp Krb5Password.pm blib/lib/Authen/Krb5Password.pm cc -c -I/usr/local/include -D_POSIX_C_SOURCE=199506L -D_REENTRANT -Ae -D_HPUX_SOURCE -Wl,+vnocompatwarnings -DNO_HASH_SEED -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fast +Onolimit +Opromote_indirect_calls +DAportable +DS2.0 -DVERSION=\"1.03\" -DXS_VERSION=\"1.03\" +Z "-I/home/cpanrun/pa-risc1.1/build/5.8.2/lib/5.8.2/PA-RISC1.1-thread-multi/CORE" -DNO_REPLAYCACHE kpass.c cpp: "kpass.c", line 15: error 4036: Can't open include file 'krb5.h'. cpp: "kpass.c", line 16: error 4036: Can't open include file 'com_err.h'. make: *** [kpass.o] Error 1