Only look for linkerscripts in the same dir as the asm file

test/link/linkerscript-escapes-test.out

@@ -1,2 +1,2 @@
-error: ./linkerscript-escapes-test.link(4): Cannot escape character '{'
+error: linkerscript-escapes-test.link(4): Cannot escape character '{'
 Linking failed with 1 error

test/link/section-attributes-mismatch.out

@@ -1,2 +1,2 @@
-error: ./section-attributes-mismatch.link(3): The linker script assigns section "sec" to address $0018, but that would be ALIGN[4, 8] instead of the requested ALIGN[4, 2]
+error: section-attributes-mismatch.link(3): The linker script assigns section "sec" to address $0018, but that would be ALIGN[4, 8] instead of the requested ALIGN[4, 2]
 Linking failed with 1 error

test/link/test.sh

@@ -80,13 +80,15 @@ for i in *.asm; do
 	fi
 
 	# Other tests have several linker scripts
-	while read -rd '' script; do
+	for script in "${i%.asm}"*.link; do
+		[[ -e "$script" ]] || break # If the glob doesn't match, it just... doesn't expand!
+
 		rgblinkQuiet -l "$script" -o "$gbtemp" "$otemp" >"$outtemp" 2>&1
 		tryDiff "${script%.link}.out" "$outtemp"
 		(( rc = rc || $? ))
-		ran_flag=1
-	done < <(find . -name "${i%.asm}*.link" -print0)
-	if [ -n "$ran_flag" ]; then
+		ran_flag=true
+	done
+	if "$ran_flag"; then
 		continue
 	fi