sparc, systemz, xcore: getInstruction() should return boolean instead of DecodeStatus
diff --git a/arch/SystemZ/SystemZDisassembler.c b/arch/SystemZ/SystemZDisassembler.c
index 454de18..e3f8563 100644
--- a/arch/SystemZ/SystemZDisassembler.c
+++ b/arch/SystemZ/SystemZDisassembler.c
@@ -318,7 +318,7 @@
 
 	if (code_len < *size)
 		// short of input data
-		return MCDisassembler_Fail;
+		return false;
 
 	if (MI->flat_insn->detail) {
 		memset(MI->flat_insn->detail, 0, sizeof(cs_detail));