cc -O2 -pipe  -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations devctl/posix_devctl.c -o devctl/posix_devctl -D_POSIX_C_SOURCE=202405L  -lm -lpthread 
devctl/posix_devctl.c:2:10: fatal error: 'devctl.h' file not found
#include <devctl.h>
         ^~~~~~~~~~
1 error generated.