diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3ba4cc2..1e876cec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,10 @@ Releases
 This high level changelog is usually updated when a release is tagged.
 On the master branch there may be changes that are not (yet) described here.
 
+### 1.22.1
+
+* [-] do not advertise we talk compressed HTTP - we don't
+
 ### 1.22.0
 
 * [-] make sure Homebrew packages for macOS are built with --enable-legacy-pppd
diff --git a/configure.ac b/configure.ac
index 670ca6db..81ed3247 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.63])
-AC_INIT([openfortivpn], [1.22.0])
+AC_INIT([openfortivpn], [1.22.1])
 AC_CONFIG_SRCDIR([src/main.c])
 AM_INIT_AUTOMAKE([foreign subdir-objects])
 
@@ -85,9 +85,6 @@ semaphore.h \
 util.h \
 ])
 
-# Checks for optional header files with prerequisites of other headers.
-AC_CHECK_HEADERS([net/if_var.h],[],[],[#include <sys/socket.h>],[#include <net/if.h>])
-
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_C_INLINE
diff --git a/tests/ci/checkpatch/checkpatch.pl b/tests/ci/checkpatch/checkpatch.pl
index 9c4c4a61..2b812210 100644
--- a/tests/ci/checkpatch/checkpatch.pl
+++ b/tests/ci/checkpatch/checkpatch.pl
@@ -6040,6 +6040,12 @@ sub process {
 					CHK("MACRO_ARG_PRECEDENCE",
 					    "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . "$herectx");
 				}
+
+# check if this is an unused argument
+				if ($define_stmt !~ /\b$arg\b/) {
+					WARN("MACRO_ARG_UNUSED",
+					     "Argument '$arg' is not used in function-like macro\n" . "$herectx");
+				}
 			}
 
 # check for macros with flow control, but without ## concatenation
diff --git a/tests/ci/checkpatch/const_structs.checkpatch b/tests/ci/checkpatch/const_structs.checkpatch
index fa96cfd1..52e5bfb6 100644
--- a/tests/ci/checkpatch/const_structs.checkpatch
+++ b/tests/ci/checkpatch/const_structs.checkpatch
@@ -39,6 +39,7 @@ kgdb_arch
 kgdb_io
 kobj_type
 kset_uevent_ops
+lcd_ops
 lock_manager_operations
 machine_desc
 microcode_ops