pinctrl: Work around MUSL brokenness and obstinacy

Let's join the list of projects having to deal with the inconsistent
ioctl declarations in MUSL C, because we have nothing else that needs
doing.

Signed-off-by: Phil Elwell <[email protected]>

Author: pelwell

pinctrl/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.10...3.27)
 include(GNUInstallDirs)
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror -pedantic")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror")
 
 #set project name
 project(pinctrl)