diff --git a/glide2x/cvg/init/sst1init.h b/glide2x/cvg/init/sst1init.h
index 48dd9a9..a5757c8 100644
--- a/glide2x/cvg/init/sst1init.h
+++ b/glide2x/cvg/init/sst1init.h
@@ -90,7 +90,7 @@
 #ifdef FXTRACE
   #define INIT_PRINTF DDPRINTF
 #else
-  #define INIT_PRINTF 1 ? (void) 0 : (void)
+  #define INIT_PRINTF(a) (void)0
 #endif
 #define INIT_INFO(A)
 /* #define GETENV(A)  ddgetenv(A) */
diff --git a/glide2x/sst1/init/initvg/sst1init.h b/glide2x/sst1/init/initvg/sst1init.h
index e2dd32e..5f746f8 100644
--- a/glide2x/sst1/init/initvg/sst1init.h
+++ b/glide2x/sst1/init/initvg/sst1init.h
@@ -85,7 +85,7 @@
 #ifdef FXTRACE
   #define INIT_PRINTF DDPRINTF
 #else
-  #define INIT_PRINTF 1 ? (void) 0 : (void)
+  #define INIT_PRINTF(a) (void)0
 #endif
 #define INIT_INFO(A)
 #define GETENV(A)  ddgetenv(A)
diff --git a/glide3x/cvg/init/sst1init.h b/glide3x/cvg/init/sst1init.h
index 72278e9..62425e3 100644
--- a/glide3x/cvg/init/sst1init.h
+++ b/glide3x/cvg/init/sst1init.h
@@ -90,7 +90,7 @@
 #ifdef FXTRACE
   #define INIT_PRINTF DDPRINTF
 #else
-  #define INIT_PRINTF 1 ? (void) 0 : (void)
+  #define INIT_PRINTF(a) (void)0
 #endif
 #define INIT_INFO(A)
 /* #define GETENV(A)  ddgetenv(A) */
diff --git a/glide3x/sst1/init/initvg/sst1init.h b/glide3x/sst1/init/initvg/sst1init.h
index 89eac68..4757770 100644
--- a/glide3x/sst1/init/initvg/sst1init.h
+++ b/glide3x/sst1/init/initvg/sst1init.h
@@ -85,7 +85,7 @@
 #ifdef FXTRACE
   #define INIT_PRINTF DDPRINTF
 #else
-  #define INIT_PRINTF 1 ? (void) 0 : (void)
+  #define INIT_PRINTF(a) (void)0
 #endif
 #define INIT_INFO(A)
 #define GETENV(A)  ddgetenv(A)