Proper function deprecation.

Author: Y_Less

include/crashdetect.inc

@@ -27,16 +27,25 @@
 #endif
 #define CRASHDETECT_INC
 
-// Backwards compatibility; will be removed in the future.
-#define PrintAmxBacktrace PrintBacktrace
-#define GetAmxBacktrace GetBacktrace
-
 native PrintBacktrace();
 native PrintNativeBacktrace();
 
 native GetBacktrace(string[], size = sizeof(string));
 native GetNativeBacktrace(string[], size = sizeof(string));
 
+// Backwards compatibility; will be removed in the future.
+#pragma deprecated Use `PrintBacktrace`
+stock PrintAmxBacktrace()
+{
+	return PrintBacktrace();
+}
+
+#pragma deprecated Use `GetBacktrace`
+stock GetAmxBacktrace(string[], size = sizeof(string))
+{
+	return GetBacktrace(string, size);
+}
+
 forward OnRuntimeError(code, &bool:suppress);
 
 stock bool:IsCrashDetectPresent() {