Checking if your kit is complete... Looks good Writing Makefile for Linux::NBD cp lib/Linux/NBD/Client.pm blib/lib/Linux/NBD/Client.pm cp lib/Linux/NBD.pm blib/lib/Linux/NBD.pm cp lib/Linux/NBD/Server.pm blib/lib/Linux/NBD/Server.pm /home/cpanrun/ia64-lp64/build/5.6.1/bin/perl -I/home/cpanrun/ia64-lp64/build/5.6.1/lib/5.6.1/IA64.ARCHREV_0-thread-multi-64all -I/home/cpanrun/ia64-lp64/build/5.6.1/lib/5.6.1 /home/cpanrun/ia64-lp64/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp -typemap /home/cpanrun/ia64-lp64/build/5.6.1/lib/5.6.1/ExtUtils/typemap NBD.xs > NBD.xsc && mv NBD.xsc NBD.c Please specify prototyping behavior for NBD.xs (see perlxs manual) gcc -c -DUSE_REENTRANT_API -D_POSIX_C_SOURCE=199506L -D_HPUX_SOURCE -mlp64 -L/lib/hpux64 -DUINT32_MAX_BROKEN -fPIC -fno-strict-aliasing -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O -DVERSION=\"0.9\" -DXS_VERSION=\"0.9\" -fPIC -I/home/cpanrun/ia64-lp64/build/5.6.1/lib/5.6.1/IA64.ARCHREV_0-thread-multi-64all/CORE NBD.c NBD.xs:7:20: endian.h: No such file or directory NBD.xs:11:22: byteswap.h: No such file or directory NBD.xs:15:23: linux/nbd.h: No such file or directory NBD.xs: In function `XS_Linux__NBD__Client__set_sock': NBD.xs:30: error: `NBD_SET_SOCK' undeclared (first use in this function) NBD.xs:30: error: (Each undeclared identifier is reported only once NBD.xs:30: error: for each function it appears in.) NBD.xs: In function `XS_Linux__NBD__Client__doit': NBD.xs:40: error: `NBD_DO_IT' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__disconnect': NBD.xs:48: error: `NBD_DISCONNECT' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__clear_sock': NBD.xs:53: error: `NBD_CLEAR_SOCK' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__clear_que': NBD.xs:58: error: `NBD_CLEAR_QUE' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__set_blksize': NBD.xs:63: error: `NBD_SET_BLKSIZE' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__set_size': NBD.xs:68: error: `NBD_SET_BLKSIZE' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Client__set_size_blocks': NBD.xs:73: error: `NBD_SET_SIZE_BLOCKS' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Server__one_request': NBD.xs:81: error: storage size of 'req' isn't known NBD.xs:85: error: `NBD_REQUEST_MAGIC' undeclared (first use in this function) NBD.xs: In function `XS_Linux__NBD__Server__format_reply': NBD.xs:117: error: storage size of 'rep' isn't known NBD.xs:124: error: `NBD_REPLY_MAGIC' undeclared (first use in this function) make: *** [NBD.o] Error 1