freeBSD 5.3 compile problems

FreeBSD 5.3-RELEASE
hashcash-1.13
gcc (GCC) 3.4.2

# make x86
make "CFLAGS=-DREGEXP_POSIX -O3 -funroll-loops -march=i386 -mcpu=pentium -mmmx  -D_REENTRANT -D_THREAD_SAFE -fPIC " build
cc -DREGEXP_POSIX -O3 -funroll-loops -march=i386 -mcpu=pentium -mmmx  -D_REENTRANT -D_THREAD_SAFE -fPIC  -c hashcash.c
`-mcpu=' is deprecated. Use `-mtune=' or '-march=' instead.
hashcash.c:1109: error: conflicting types for 'db_purge'
hashcash.c:121: error: previous declaration of 'db_purge' was here
hashcash.c:1109: error: conflicting types for 'db_purge'
hashcash.c:121: error: previous declaration of 'db_purge' was here
*** Error code 1

Stop in /root/dmz/hashcash-1.13.
*** Error code 1

Stop in /root/dmz/hashcash-1.13.



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