Makefile: eep: update recipe

Makefile

@@ -121,9 +121,7 @@ build/bin/scrut: src/scrut.c build
 .PHONY: eep
 eep: build/bin/eep
 build/bin/eep: src/eep.rs build rustlibs
-	$(RUSTC) $(RUSTFLAGS) \
+	$(RUSTC) $(RUSTFLAGS) -o $@ src/eep.rs
-		--extern sysexits=build/o/libsysexits.rlib \
-		-o $@ src/eep.rs
 
 .PHONY: str
 str: build/bin/str

src/eep.rs

@@ -36,7 +36,7 @@ fn main() -> ExitCode {
 
 	if argv.len() == 2 {
 		if let Ok(s) = argv[1].parse::<u64>() {
-			sleep(Duration::from_secs(s));
+			sleep(Duration::from_secs(s)); /* from_secs needs u64 */
 			ExitCode::SUCCESS
 		} else {
 			usage(&argv[0])