Error updating Exim from 4.96.1-7-g79877b70e to 4.97

Updating Exim
Package gcc-4.8.5-44.el7.x86_64 already installed and latest version
Package 1:make-3.82-24.el7.x86_64 already installed and latest version
Package 1penssl-devel-1.0.2k-26.el7_9.x86_64 already installed and latest version
Package pcre2-devel-10.23-2.el7.x86_64 already installed and latest version
Package perl-ExtUtils-Embed-1.30-299.el7_9.noarch already installed and latest version
Package libdb-devel-5.3.21-25.el7.x86_64 already installed and latest version
Error: Nothing to do
download_with_cache: using cached '/usr/local/directadmin/custombuild/cache/exim-4.97.tar.gz' file
Compiling exim...
/bin/sh scripts/source_checks

>>> Creating links to source files...
>>> Creating lookups/Makefile for building dynamic modules
>>> New Makefile & lookups/Makefile installed
>>> Use "make makefile" if you need to force rebuilding of the makefile

make[1]: Entering directory `/usr/local/directadmin/custombuild/tmp/tmp.gdC87vjHZw.exim-4.97.tar.gz/build-Linux-x86_64'
/bin/sh ../scripts/Configure-os.c
cc buildconfig.c
/bin/sh ../scripts/Configure-os.h
cc exim_lock.c
cc -o exim_lock
>>> exim_lock utility built

/bin/sh ../scripts/Configure-config.h "make"
make[2]: Entering directory `/usr/local/directadmin/custombuild/tmp/tmp.gdC87vjHZw.exim-4.97.tar.gz/build-Linux-x86_64'
make[2]: `buildconfig' is up to date.
make[2]: Leaving directory `/usr/local/directadmin/custombuild/tmp/tmp.gdC87vjHZw.exim-4.97.tar.gz/build-Linux-x86_64'
Building configuration file config.h
>>> config.h built

cc -DMACRO_PREDEF globals.c
cc -DMACRO_PREDEF macro_predef.c
In file included from exim.h:550:0,
from macro_predef.c:13:
spf.h:18:22: fatal error: spf2/spf.h: No such file or directory
#include <spf2/spf.h>
^
compilation terminated.
In file included from exim.h:550:0,
from globals.c:13:
spf.h:18:22: fatal error: spf2/spf.h: No such file or directory
#include <spf2/spf.h>
^
compilation terminated.
make[1]: *** [macro_predef.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: *** [macro-globals.o] Error 1
make[1]: Leaving directory `/usr/local/directadmin/custombuild/tmp/tmp.gdC87vjHZw.exim-4.97.tar.gz/build-Linux-x86_64'
make: *** [all] Error 2
doExim: failed to compile '/usr/local/directadmin/custombuild/cache/exim-4.97.tar.gz' inside '/usr/local/directadmin/custombuild/tmp/tmp.gdC87vjHZw.exim-4.97.tar.gz'
failed to compile exim 4.97

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