[exim-dev] 4.70 rc3 does not build here

I did manage to build an earlier release candidate, but...

make[2]: Entering directory `/home/jpff/System/exim-4.70_RC3/build-Linux-x86_64/pdkim'
make[2]: Makefile: No such file or directory
make[2]: *** No rule to make target `Makefile'. Stop.
make[2]: Leaving directory `/home/jpff/System/exim-4.70_RC3/build-Linux-x86_64/pdkim'

gcc dkim.c
dkim.c:17:25: error: pdkim/pdkim.h: No such file or directory
dkim.c:19: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token
dkim.c:20: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token
dkim.c:21: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token
dkim.c: In function ‘dkim_exim_query_dns_txt’:
dkim.c:28: error: ‘PDKIM_FAIL’ undeclared (first use in this function)
dkim.c:28: error: (Each undeclared identifier is reported only once
dkim.c:28: error: for each function it appears in.)
dkim.c:43: error: ‘PDKIM_DNS_TXT_MAX_RECLEN’ undeclared (first use in this function)
etc etc

This was after the usual changes to EDITME

==John ffitch