[MNG-7189] Remove undocumented environment variable MAVEN_BASEDIR in startup scripts
diff --git a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5937MavenWrapper.java b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5937MavenWrapper.java
index 33dbb04..d7107c9 100644
--- a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5937MavenWrapper.java
+++ b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5937MavenWrapper.java
@@ -113,8 +113,6 @@
 
         unpack( testDir.toPath(), "bin" );
 
-        envVars.put( "MAVEN_BASEDIR", testDir.getAbsolutePath() );
-
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
         verifier.setAutoclean( false );
         verifier.setDebug( true );
@@ -130,8 +128,6 @@
 
         unpack( testDir.toPath(), "script" );
 
-        envVars.put( "MAVEN_BASEDIR", testDir.getAbsolutePath() );
-
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
         verifier.setAutoclean( false );
         verifier.setDebug( true );
@@ -147,8 +143,6 @@
 
         unpack( testDir.toPath(), "source" );
 
-        envVars.put( "MAVEN_BASEDIR", testDir.getAbsolutePath() );
-
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
         verifier.setAutoclean( false );
         verifier.setDebug( true );
@@ -178,7 +172,6 @@
         }
 
         envVars.remove( "MVNW_REPOURL" );
-        envVars.put( "MAVEN_BASEDIR", testDir.getAbsolutePath() );
 
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
         verifier.setAutoclean( false );
diff --git a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
index 455d13d..a6d2056 100644
--- a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
+++ b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
@@ -49,9 +49,6 @@
     {
         super( "[4.0.0-alpha-1,)" );
         testDir = ResourceExtractor.simpleExtractResources( getClass(), RESOURCE_PATH );
-        // It seems MAVEN_BASEDIR isn't always properly set, so make sure to have the right value here
-        // as it is determined by the mvn script.
-        envVars.put( "MAVEN_BASEDIR", testDir.getAbsolutePath() );
     }
 
     /**