5 files changed, 19 insertions, 7 deletions
diff --git a/ports/common/guts/execl.c b/ports/common/guts/execl.c
index ce908ed..be86b49 100644
--- a/ports/common/guts/execl.c
+++ b/ports/common/guts/execl.c
@@ -6,6 +6,11 @@
  *	int rc = -1;
  */
 
+	/* NOTE THAT THIS IS NEVER USED!
+	 * We implement all execl() in terms of execv()
+	 * so this call is not used.
+	 */
+
 	rc = real_execl(file, arg, ap);
 
 /*	return rc;
diff --git a/ports/common/guts/execle.c b/ports/common/guts/execle.c
index 68d8bba..a3bc3ca 100644
--- a/ports/common/guts/execle.c
+++ b/ports/common/guts/execle.c
@@ -6,6 +6,11 @@
  *	int rc = -1;
  */
 
+	/* NOTE THAT THIS IS NEVER USED!
+	 * We implement all execl() in terms of execv()
+	 * so this call is not used.
+	 */
+
 	rc = real_execle(file, arg, ap);
 
 /*	return rc;
diff --git a/ports/common/guts/execlp.c b/ports/common/guts/execlp.c
index d357986..3cf2889 100644
--- a/ports/common/guts/execlp.c
+++ b/ports/common/guts/execlp.c
@@ -6,6 +6,11 @@
  *	int rc = -1;
  */
 
+	/* NOTE THAT THIS IS NEVER USED!
+	 * We implement all execl() in terms of execv()
+	 * so this call is not used.
+	 */
+
 	rc = real_execlp(file, arg, ap);
 
 /*	return rc;
diff --git a/ports/unix/guts/popen.c b/ports/unix/guts/popen.c
index 05f0f6a..0ca16b0 100644
--- a/ports/unix/guts/popen.c
+++ b/ports/unix/guts/popen.c
@@ -5,7 +5,6 @@
  * FILE *popen(const char *command, const char *mode)
  *	FILE *rc = NULL;
  */
-
 	/* on at least some systems, popen() calls fork and exec
 	 * in ways that avoid our usual enforcement of the environment.
 	 */
diff --git a/ports/unix/guts/system.c b/ports/unix/guts/system.c
index 8b3607d..028b372 100644
--- a/ports/unix/guts/system.c
+++ b/ports/unix/guts/system.c
@@ -1,19 +1,17 @@
 /*
- * Copyright (c) 2011 Wind River Systems; see
+ * Copyright (c) 2011, 2012 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
  * int system(const char *command)
  *	int rc = -1;
  */
- 	/* We want to ensure that the child process implicitly
-	 * spawned has the right environment.  So...
-	 */
-	int pid;
-
 	if (!command)
 		return 1;
 
 	pseudo_setupenv();
+	if (pseudo_get_value("PSEUDO_UNLOAD"))
+		pseudo_dropenv();
+
 	rc = real_system(command);
 
 /*	return rc;