diff --git a/tools-uclibc/portage.amd64.hardened/env/coreutils.conf b/tools-uclibc/portage.amd64.hardened/env/coreutils.conf
new file mode 100644
index 00000000..7d715e11
--- /dev/null
+++ b/tools-uclibc/portage.amd64.hardened/env/coreutils.conf
@@ -0,0 +1 @@
+CFLAGS=" -liconv "
diff --git a/tools-uclibc/portage.amd64.hardened/package.env b/tools-uclibc/portage.amd64.hardened/package.env
new file mode 100644
index 00000000..1e67fe8f
--- /dev/null
+++ b/tools-uclibc/portage.amd64.hardened/package.env
@@ -0,0 +1 @@
+sys-apps/coreutils coreutils.conf
diff --git a/tools-uclibc/portage.amd64.vanilla/env/coreutils.conf b/tools-uclibc/portage.amd64.vanilla/env/coreutils.conf
new file mode 100644
index 00000000..7d715e11
--- /dev/null
+++ b/tools-uclibc/portage.amd64.vanilla/env/coreutils.conf
@@ -0,0 +1 @@
+CFLAGS=" -liconv "
diff --git a/tools-uclibc/portage.amd64.vanilla/package.env b/tools-uclibc/portage.amd64.vanilla/package.env
new file mode 100644
index 00000000..1e67fe8f
--- /dev/null
+++ b/tools-uclibc/portage.amd64.vanilla/package.env
@@ -0,0 +1 @@
+sys-apps/coreutils coreutils.conf
diff --git a/tools-uclibc/portage.i686.hardened/env/coreutils.conf b/tools-uclibc/portage.i686.hardened/env/coreutils.conf
new file mode 100644
index 00000000..7d715e11
--- /dev/null
+++ b/tools-uclibc/portage.i686.hardened/env/coreutils.conf
@@ -0,0 +1 @@
+CFLAGS=" -liconv "
diff --git a/tools-uclibc/portage.i686.hardened/package.env b/tools-uclibc/portage.i686.hardened/package.env
new file mode 100644
index 00000000..1e67fe8f
--- /dev/null
+++ b/tools-uclibc/portage.i686.hardened/package.env
@@ -0,0 +1 @@
+sys-apps/coreutils coreutils.conf
diff --git a/tools-uclibc/portage.i686.vanilla/env/coreutils.conf b/tools-uclibc/portage.i686.vanilla/env/coreutils.conf
new file mode 100644
index 00000000..7d715e11
--- /dev/null
+++ b/tools-uclibc/portage.i686.vanilla/env/coreutils.conf
@@ -0,0 +1 @@
+CFLAGS=" -liconv "
diff --git a/tools-uclibc/portage.i686.vanilla/package.env b/tools-uclibc/portage.i686.vanilla/package.env
new file mode 100644
index 00000000..1e67fe8f
--- /dev/null
+++ b/tools-uclibc/portage.i686.vanilla/package.env
@@ -0,0 +1 @@
+sys-apps/coreutils coreutils.conf