Fix cross-compilation build

src/builtin.c

@@ -1372,7 +1372,7 @@ static block bind_bytecoded_builtins(block b) {
 
 static const char* const jq_builtins =
 #include "libm.h"
-#include "builtin.inc"
+#include "src/builtin.inc"
 ;
 
 #undef LIBM_DDD_NO

src/main.c

@@ -31,7 +31,7 @@
 #include "jq.h"
 #include "jv_alloc.h"
 #include "util.h"
-#include "version.h"
+#include "src/version.h"
 
 int jq_testsuite(jv lib_dirs, int verbose, int argc, char* argv[]);