diff --git a/mkopcode.awk b/mkopcode.awk
index c881c5d..2a7d113 100755
--- a/mkopcode.awk
+++ b/mkopcode.awk
@@ -1,4 +1,4 @@
-#!/usr/bin/awk -f
+#! /usr/bin/awk -f
 # vim:ts=4:sw=4
 # process zend_vm_def.h or zend_compile.h
 BEGIN {
diff --git a/mkopcode_spec.awk b/mkopcode_spec.awk
index d10e3b7..7d34cb2 100755
--- a/mkopcode_spec.awk
+++ b/mkopcode_spec.awk
@@ -1,4 +1,4 @@
-#!/usr/bin/awk -f
+#! /usr/bin/awk -f
 # vim:ts=4:sw=4
 # process eaccelerator/opcodes.c
 BEGIN {
diff --git a/mkstructinfo.awk b/mkstructinfo.awk
index e0b8d3e..267fe12 100755
--- a/mkstructinfo.awk
+++ b/mkstructinfo.awk
@@ -1,4 +1,4 @@
-#!/usr/bin/awk -f
+#! /usr/bin/awk -f
 # vim:ts=4:sw=4
 BEGIN {
 	brace = 0;
diff --git a/phpdc.phpr b/phpdc.phpr
index 05507ac..07ca4bd 100755
--- a/phpdc.phpr
+++ b/phpdc.phpr
@@ -1,4 +1,4 @@
-#!/usr/bin/php -dopen_basedir=
+#! /usr/bin/php -dopen_basedir=
 <?php
 
 $srcdir = dirname(__FILE__);
diff --git a/phpdop.phpr b/phpdop.phpr
index e051cd9..e07ec26 100755
--- a/phpdop.phpr
+++ b/phpdop.phpr
@@ -1,4 +1,4 @@
-#!/usr/bin/php
+#! /usr/bin/php
 <?php
 
 $srcdir = dirname(__FILE__);
diff --git a/prepare.devel b/prepare.devel
index af5c551..e279f50 100755
--- a/prepare.devel
+++ b/prepare.devel
@@ -1,4 +1,4 @@
-#!/bin/bash
+#! /bin/bash
 SELF="$0"
 
 if test -e prepare.devel.inc ; then
@@ -40,7 +40,7 @@ make_const_string_opcodes_php4.x.h() {
 }
 
 make_const_string_opcodes_php5.0.h() {
-	precheck const_string_opcodes_php5.0.h "${PHP5_0_DIR}/Zend/zend_vm_def.h"  && "$AWK" -f ./mkopcode.awk < "$I" > "$O.tmp" && mv "$O.tmp" "$O"
+	precheck const_string_opcodes_php5.0.h "${PHP5_0_DIR}/Zend/zend_compile.h" && "$AWK" -f ./mkopcode.awk < "$I" > "$O.tmp" && mv "$O.tmp" "$O"
 }
 
 make_const_string_opcodes_php5.1.h() {
@@ -75,11 +75,11 @@ error() {
 }
 
 precheck() {
-	if ! test -e "$2" ; then
+	if test -e "$2" ; then :; else
 		error X skipping "$1" because "$2" not found
 		return 1
 	fi
-	if ! test "$1" -ot "$2" ; then
+	if test "$1" -ot "$2" ; then :; else
 		echo O "$1" is up to date.
 		return 1
 	fi
diff --git a/test.mak b/test.mak
index 1acf116..5e41bd3 100755
--- a/test.mak
+++ b/test.mak
@@ -1,4 +1,4 @@
-#!/usr/bin/make -f
+#! /usr/bin/make -f
 
 EXES=mem_test
 OBJS=mem.o