build: require CMake >= 3.10 due to dropped legacy support

CMake version 4.0 and later require minimum version of 3.5 or later.
Update to minimum version 3.10 which is the last not deprecated minimum
version.

CMake 3.10 was released in November 2017 and is included in Ubuntu 18.04.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 85f97e1eeb1d7b0eb8ee088b206f12bde5db8f02..072043998f4375200ecee46afe500d30d06ee710 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 3.10)
 
 PROJECT(mountd C)
 ADD_DEFINITIONS(-Os -Wall -Werror --std=gnu99 -Wmissing-declarations -Wno-unused-result -Wno-format-truncation)