Postfix /etc/postfix/makedefs.out
Authentic
📋 Ubuntu 18.04 LTS (Bionic Beaver)
66 lines
Compatibility
Currently viewing:
Ubuntu 18.04 LTS (Bionic Beaver)
Also compatible:
Different versions:
File Info
- Size
- 66 lines
- MD5
- fcf3e1e3a7e99fc339dfa1853da1a7ac
- SHA256
- 0fb457741f9f05dbac954d70d2284814c6bc0eb29899aefeec1942336d6f3d04
Quick Commands
curl:
curl https://exampleconfig.com/api/v1/config/original/fcf3e1e3a7e99fc339dfa1853da1a7ac?hint=makedefs.out
wget:
wget -O makedefs.out https://exampleconfig.com/api/v1/config/original/fcf3e1e3a7e99fc339dfa1853da1a7ac?hint=makedefs.out
/etc/postfix/makedefs.out
# Do not edit -- this file documents how Postfix was built for your machine.
#----------------------------------------------------------------
# Start of summary of user-configurable 'make makefiles' options.
# CCARGS=-DDEBIAN -DHAS_PCRE -DHAS_LDAP -DUSE_LDAP_SASL -DHAS_SQLITE -DMYORIGIN_FROM_FILE -DHAS_CDB -DHAS_LMDB -DHAS_MYSQL -I/usr/include/mysql -DHAS_PGSQL -I/usr/include/postgresql -DHAS_SQLITE -I/usr/include -DHAS_SSL -I/usr/include/openssl -DUSE_SASL_AUTH -I/usr/include/sasl -DUSE_CYRUS_SASL -DUSE_TLS
# AUXLIBS=-lssl -lcrypto -lsasl2 -lpthread -L/build/postfix-vedmgF/postfix-3.3.0/debian
# AUXLIBS_CDB=-lcdb -L../../lib -L. -lpostfix-util
# AUXLIBS_LMDB=-llmdb -L../../lib -L. -lpostfix-util
# AUXLIBS_MYSQL=-lmysqlclient -L../../lib -L. -lpostfix-util -lpostfix-global
# AUXLIBS_LDAP=-lldap -llber -L../../lib -L. -lpostfix-util -lpostfix-global
# AUXLIBS_PCRE=-lpcre -L../../lib -L. -lpostfix-util
# AUXLIBS_SQLITE=-lsqlite3 -L../../lib -L. -lpostfix-util -lpostfix-global -lpthread
# AUXLIBS_PGSQL=-lpq -L../../lib -L. -lpostfix-util -lpostfix-global
# shared=yes
# dynamicmaps=yes
# pie=yes
# daemon_directory=/usr/lib/postfix/sbin
# html_directory=/usr/share/doc/postfix/html
# manpage_directory=/usr/share/man
# readme_directory=/usr/share/doc/postfix
# End of summary of user-configurable 'make makefiles' options.
#--------------------------------------------------------------
# System-dependent settings and compiler/linker overrides.
SYSTYPE = LINUX4
_AR = ar
ARFL = rv
_RANLIB = ranlib
SYSLIBS = -pie -z relro -z now -lssl -lcrypto -lsasl2 -lpthread -L/build/postfix-vedmgF/postfix-3.3.0/debian -ldb -lnsl -lresolv -ldl -L/usr/lib/x86_64-linux-gnu -licui18n -licuuc -licudata
AUXLIBS_CDB = -lcdb -L../../lib -L. -lpostfix-util
AUXLIBS_LDAP = -lldap -llber -L../../lib -L. -lpostfix-util -lpostfix-global
AUXLIBS_LMDB = -llmdb -L../../lib -L. -lpostfix-util
AUXLIBS_MYSQL = -lmysqlclient -L../../lib -L. -lpostfix-util -lpostfix-global
AUXLIBS_PCRE = -lpcre -L../../lib -L. -lpostfix-util
AUXLIBS_PGSQL = -lpq -L../../lib -L. -lpostfix-util -lpostfix-global
AUXLIBS_SQLITE = -lsqlite3 -L../../lib -L. -lpostfix-util -lpostfix-global -lpthread
CC = gcc -fPIC -I. -I../../include -DDEBIAN -DHAS_PCRE -DHAS_LDAP -DUSE_LDAP_SASL -DHAS_SQLITE -DMYORIGIN_FROM_FILE -DHAS_CDB -DHAS_LMDB -DHAS_MYSQL -I/usr/include/mysql -DHAS_PGSQL -I/usr/include/postgresql -DHAS_SQLITE -I/usr/include -DHAS_SSL -I/usr/include/openssl -DUSE_SASL_AUTH -I/usr/include/sasl -DUSE_CYRUS_SASL -DUSE_TLS -I/usr/include -DHAS_DEV_URANDOM -DDEF_DAEMON_DIR=\"/usr/lib/postfix/sbin\" -DDEF_HTML_DIR=\"/usr/share/doc/postfix/html\" -DDEF_MANPAGE_DIR=\"/usr/share/man\" -DDEF_README_DIR=\"/usr/share/doc/postfix\" -DUSE_DYNAMIC_LIBS -DUSE_DYNAMIC_MAPS $(WARN)
OPT = -O2
DEBUG =
AWK = awk
STRCASE =
EXPORT = CCARGS='-I. -I../../include -DDEBIAN -DHAS_PCRE -DHAS_LDAP -DUSE_LDAP_SASL -DHAS_SQLITE -DMYORIGIN_FROM_FILE -DHAS_CDB -DHAS_LMDB -DHAS_MYSQL -I/usr/include/mysql -DHAS_PGSQL -I/usr/include/postgresql -DHAS_SQLITE -I/usr/include -DHAS_SSL -I/usr/include/openssl -DUSE_SASL_AUTH -I/usr/include/sasl -DUSE_CYRUS_SASL -DUSE_TLS -I/usr/include -DHAS_DEV_URANDOM -DDEF_DAEMON_DIR=\"/usr/lib/postfix/sbin\" -DDEF_HTML_DIR=\"/usr/share/doc/postfix/html\" -DDEF_MANPAGE_DIR=\"/usr/share/man\" -DDEF_README_DIR=\"/usr/share/doc/postfix\" -DUSE_DYNAMIC_LIBS -DUSE_DYNAMIC_MAPS' OPT='-O2' DEBUG=''
WARN = -Wall -Wno-comment -Wformat -Wimplicit -Wmissing-prototypes \
-Wparentheses -Wstrict-prototypes -Wswitch -Wuninitialized \
-Wunused -Wno-missing-braces
DEFINED_MAP_TYPES = pcre ldap sqlite cdb lmdb mysql pgsql ssl dev_urandom
MAKE_FIX =
# Switch between Postfix static and dynamically-linked libraries.
AR = :
RANLIB = :
LIB_PREFIX = postfix-
LIB_SUFFIX = .so
SHLIB_CFLAGS = -fPIC
SHLIB_DIR = /usr/lib/postfix
SHLIB_ENV = LD_LIBRARY_PATH=/build/postfix-vedmgF/postfix-3.3.0/lib
SHLIB_LD = gcc -shared -Wl,-soname,${LIB}
SHLIB_SYSLIBS = -lssl -lcrypto -lsasl2 -lpthread -L/build/postfix-vedmgF/postfix-3.3.0/debian -ldb -lnsl -lresolv -ldl -L/usr/lib/x86_64-linux-gnu -licui18n -licuuc -licudata
SHLIB_RPATH = -Wl,--enable-new-dtags -Wl,-rpath,${SHLIB_DIR}
# Switch between dynamicmaps.cf plugins and hard-linked databases.
NON_PLUGIN_MAP_OBJ =
PLUGIN_MAP_OBJ = $(MAP_OBJ)
PLUGIN_MAP_OBJ_UPDATE = plugin_map_obj_update
PLUGIN_MAP_SO_MAKE = plugin_map_so_make
PLUGIN_MAP_SO_UPDATE = plugin_map_so_update
PLUGIN_LD = gcc -shared
POSTFIX_INSTALL_OPTS =
# Application-specific rules.
How to Install Postfix
Alpine Linux
sudo apk add postfix
Debian
sudo apt update && sudo apt install postfix
Red Hat Enterprise Linux
sudo yum install postfix
Ubuntu
sudo apt update && sudo apt install postfix
Configuration File Location
Complete Postfix Configuration Guide
- What is makedefs.out?
- Download the original 'makedefs.out' (main.cf) configuration file from a fresh Postfix installation on Ubuntu 18.04 LTS (Bionic Beaver). This is the factory-default mail server configuration, essential for email system recovery, anti-spam setup, and understanding secure mail relay settings.
- Technical Details
- Located at '/etc/postfix/makedefs.out', this 66-line file controls SMTP authentication, TLS encryption, spam filtering, mail routing, and delivery policies. Powers email infrastructure for millions of domains and handles everything from personal mail servers to enterprise email systems processing thousands of messages daily.
- Common Configuration Question
- How do you configure Postfix for secure mail delivery, spam prevention, and high availability on Ubuntu 18.04?
- Why Use This Configuration?
- This default configuration includes SPF/DKIM support, TLS encryption, and anti-spam measures. Critical for email administrators, system administrators, and DevOps engineers managing production mail infrastructure.
Frequently Asked Questions
When should I use this makedefs.out file?
Use this original configuration file when you need to restore Postfix to its default state after misconfiguration, during fresh installations, or as a baseline for customization. It's particularly useful for troubleshooting when your current config isn't working properly.
How do I restore Postfix to default settings?
Download this file and replace your current configuration at /etc/postfix/makedefs.out. Make sure to backup your existing configuration first, then restart the Postfix service to apply the changes.
Is this makedefs.out file secure for production use?
This is the factory-default configuration that ships with Postfix on Ubuntu 18.04 LTS (Bionic Beaver). While it provides a secure baseline, you should review and customize security settings based on your specific production requirements and compliance needs.
What's the difference between this and other OS versions?
This configuration is specifically from Ubuntu 18.04 LTS (Bionic Beaver). Different operating systems and versions may have slightly different default settings, security patches, or feature availability. Check the compatibility section above for other OS versions.
Can I use this configuration file for Postfix troubleshooting?
Yes, this original configuration is excellent for troubleshooting. Compare it with your current settings to identify modifications that might be causing issues, or temporarily replace your config with this one to isolate problems.
