libhijack build breakage on amd64

[Paul Goyette <paul%whooppee.com@localhost>]

With sources updated as of 2011-01-18 22:20:01

#   compile  librumphijack/hijack.pico
/test-bed/tools/bin/x86_64--netbsd-gcc -O2 -Wall -Wstrict-prototypes 
-Wmissing-prototypes -Wpointer-arith -Wno-sign-compare -Wno-traditional 
-Wa,--fatal-warnings -Wreturn-type -Wswitch -Wshadow  -Werror    -D_DIAGNOSTIC 
-D_REENTRANT  -nostdinc -isystem /test-bed/dst/usr/include -c    -fPIC -DPIC 
/test-bed/src/lib/librumphijack/hijack.c -o hijack.pico
cc1: warnings being treated as errors
/test-bed/src/lib/librumphijack/hijack.c: In function 'read':
/test-bed/src/lib/librumphijack/hijack.c:573: warning: assignment from 
incompatible pointer type
/test-bed/src/lib/librumphijack/hijack.c: In function 'readv':
/test-bed/src/lib/librumphijack/hijack.c:590: warning: assignment from 
incompatible pointer type
/test-bed/src/lib/librumphijack/hijack.c: In function 'write':
/test-bed/src/lib/librumphijack/hijack.c:605: warning: assignment from 
incompatible pointer type
/test-bed/src/lib/librumphijack/hijack.c: In function 'writev':
/test-bed/src/lib/librumphijack/hijack.c:621: warning: assignment from 
incompatible pointer type

*** Failed target:  hijack.pico
*** Failed command: /test-bed/tools/bin/x86_64--netbsd-gcc -O2 -Wall 
-Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-sign-compare 
-Wno-traditional -Wa,--fatal-warnings -Wreturn-type -Wswitch -Wshadow -Werror 
-D_DIAGNOSTIC -D_REENTRANT -nostdinc -isystem /test-bed/dst/usr/include -c 
-fPIC -DPIC /test-bed/src/lib/librumphijack/hijack.c -o hijack.pico
*** Error code 1


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