cc -pthread -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations aio/aio_cancel.c -o aio/aio_cancel -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv aio/aio_cancel.c:1:10: fatal error: aio.h: No such file or directory 1 | #include | ^~~~~~~ compilation terminated.