# to find the include files and libraries, else use PCRE_LIBS and set INCLUDE
# too if needed.
-# PCRE_CONFIG=yes
+PCRE_CONFIG=yes
# PCRE_LIBS=-lpcre
# DISABLE_DKIM=yes
+#------------------------------------------------------------------------------
+# By default, Exim has support for checking the AD bit in a DNS response, to
+# determine if DNSSEC validation was successful. If your system libraries
+# do not support that bit, then set DISABLE_DNSSEC to "yes"
+
+# DISABLE_DNSSEC=yes
+
+
#------------------------------------------------------------------------------
# Compiling Exim with experimental features. These are documented in
# experimental-spec.txt. "Experimental" means that the way these features are
# EXPERIMENTAL_OCSP=yes
+# Uncomment the following line to add DMARC checking capability, implemented
+# using libopendmarc libraries.
+# EXPERIMENTAL_DMARC=yes
+# CFLAGS += -I/usr/local/include
+# LDFLAGS += -lopendmarc
+
+# Uncomment the following line to add Per-Recipient-Data-Response support.
+# EXPERIMENTAL_PRDR=yes
+
+# Uncomment the following line to support Transport post-delivery actions,
+# eg. for logging to a database.
+# EXPERIMENTAL_TPDA=yes
+
+# Uncomment the following line to add Redis lookup support
+# You need to have hiredis installed on your system (https://github.com/redis/hiredis).
+# Depending on where it is installed you may have to edit the CFLAGS and LDFLAGS lines.
+# EXPERIMENTAL_REDIS=yes
+# CFLAGS += -I/usr/local/include
+# LDFLAGS += -lhiredis
###############################################################################