diff --git a/mach/m68020/as/mach0.c b/mach/m68020/as/mach0.c
index f9a80ab4..e85c0c16 100644
--- a/mach/m68020/as/mach0.c
+++ b/mach/m68020/as/mach0.c
@@ -1,4 +1,3 @@
-/* @(#)mach0.c	1.5 */
 /*
  * Motorola 68020 options
  */
@@ -29,5 +28,3 @@
 
 #undef	VALWIDTH
 #define	VALWIDTH	8
-
-#define ASLD
diff --git a/mach/m68020/as/mach1.c b/mach/m68020/as/mach1.c
index 50e47128..f6be3586 100644
--- a/mach/m68020/as/mach1.c
+++ b/mach/m68020/as/mach1.c
@@ -1,4 +1,3 @@
-/* @(#)mach1.c	1.8 */
 /*
  * Motorola 68020 dependent C declarations
  */
diff --git a/mach/m68020/as/mach2.c b/mach/m68020/as/mach2.c
index 48090cca..6a48f413 100644
--- a/mach/m68020/as/mach2.c
+++ b/mach/m68020/as/mach2.c
@@ -1,4 +1,3 @@
-/* @(#)mach2.c	1.5 */
 /*
  * Motorola 68020 tokens
  */
diff --git a/mach/m68020/as/mach3.c b/mach/m68020/as/mach3.c
index 4396142d..2870fa51 100644
--- a/mach/m68020/as/mach3.c
+++ b/mach/m68020/as/mach3.c
@@ -1,4 +1,3 @@
-/* @(#)mach3.c	1.4 */
 /*
  * Motorola 68020 keywords
  */
diff --git a/mach/m68020/as/mach4.c b/mach/m68020/as/mach4.c
index ca1634b3..00913bce 100644
--- a/mach/m68020/as/mach4.c
+++ b/mach/m68020/as/mach4.c
@@ -1,4 +1,3 @@
-/* @(#)mach4.c	1.11 */
 /*
  *  Motorola 68020 syntax rules
  */
diff --git a/mach/m68020/as/mach5.c b/mach/m68020/as/mach5.c
index 1e232f2e..e11837f3 100644
--- a/mach/m68020/as/mach5.c
+++ b/mach/m68020/as/mach5.c
@@ -1,4 +1,3 @@
-/* @(#)mach5.c	1.16 */
 /*
  * Motorola 68020 auxiliary functions
  */