clang

-Iinc
-Ipro
-Itst
-Ilib/alex-c/inc
-Ilib/alex-c/tst

-D_GNU_SOURCE
-DVERSION="DUMMY"
-DROOT_ETC="/etc"
-DCOMMIT="deadbeef"

-pedantic
-Wall
-Wextra
-Wimplicit-fallthrough
-Wold-style-definition
-Wstrict-prototypes
-Wno-unused-parameter

-std=gnu17
