diff --git a/sys-apps/net-tools/net-tools-1.60_p20160215155418.ebuild b/sys-apps/net-tools/net-tools-1.60_p20160215155418.ebuild
index 0c047c3fb0b68..3dd02d64c8f11 100644
--- a/sys-apps/net-tools/net-tools-1.60_p20160215155418.ebuild
+++ b/sys-apps/net-tools/net-tools-1.60_p20160215155418.ebuild
@@ -63,6 +63,9 @@ set_opt() {
 }
 
 src_configure() {
+	# Clear out env vars from the user. #599602
+	unset BASEDIR BINDIR SBINDIR
+
 	set_opt I18N use nls
 	set_opt HAVE_AFINET6 use ipv6
 	set_opt HAVE_HWIB has_version '>=sys-kernel/linux-headers-2.6'
diff --git a/sys-apps/net-tools/net-tools-1.60_p20161110235919.ebuild b/sys-apps/net-tools/net-tools-1.60_p20161110235919.ebuild
index b14322242e91e..1337b632552fd 100644
--- a/sys-apps/net-tools/net-tools-1.60_p20161110235919.ebuild
+++ b/sys-apps/net-tools/net-tools-1.60_p20161110235919.ebuild
@@ -63,6 +63,9 @@ set_opt() {
 }
 
 src_configure() {
+	# Clear out env vars from the user. #599602
+	unset BASEDIR BINDIR SBINDIR
+
 	set_opt I18N use nls
 	set_opt HAVE_AFINET6 use ipv6
 	set_opt HAVE_HWIB has_version '>=sys-kernel/linux-headers-2.6'
diff --git a/sys-apps/net-tools/net-tools-9999.ebuild b/sys-apps/net-tools/net-tools-9999.ebuild
index b14322242e91e..1337b632552fd 100644
--- a/sys-apps/net-tools/net-tools-9999.ebuild
+++ b/sys-apps/net-tools/net-tools-9999.ebuild
@@ -63,6 +63,9 @@ set_opt() {
 }
 
 src_configure() {
+	# Clear out env vars from the user. #599602
+	unset BASEDIR BINDIR SBINDIR
+
 	set_opt I18N use nls
 	set_opt HAVE_AFINET6 use ipv6
 	set_opt HAVE_HWIB has_version '>=sys-kernel/linux-headers-2.6'