diff --git a/pcsx2/PS2Etypes.h b/pcsx2/PS2Etypes.h
index 05230979bb..dd32ae150b 100644
--- a/pcsx2/PS2Etypes.h
+++ b/pcsx2/PS2Etypes.h
@@ -89,6 +89,7 @@ typedef union _LARGE_INTEGER
 	long long QuadPart;
 } LARGE_INTEGER;
 #define _inline __inline__ __attribute__((unused))
+#define __fastcall __attribute__((fastcall))
 #endif
 
 #if defined(__MINGW32__)
diff --git a/pcsx2/PsxCounters.h b/pcsx2/PsxCounters.h
index 4625f2c0bc..41b831e6c6 100644
--- a/pcsx2/PsxCounters.h
+++ b/pcsx2/PsxCounters.h
@@ -55,9 +55,9 @@ int  psxRcntFreeze(gzFile f, int Mode);
 
 void psxVBlankStart();
 void psxVBlankEnd();
-void psxCheckStartGate16(int counter);
-void psxCheckEndGate16(int counter);
-void psxCheckStartGate32(int counter);
-void psxCheckEndGate32(int counter);
+void psxCheckStartGate16(int i);
+void psxCheckEndGate16(int i);
+static void psxCheckStartGate32(int i);
+static void psxCheckEndGate32(int i);
 
 #endif /* __PSXCOUNTERS_H__ */