diff --git a/tools/build/options/WITHOUT_GNU_GREP_COMPAT b/tools/build/options/WITHOUT_GNU_GREP_COMPAT
new file mode 100644
index 000000000000..e3ef593e87d5
--- /dev/null
+++ b/tools/build/options/WITHOUT_GNU_GREP_COMPAT
@@ -0,0 +1,4 @@
+.\" $FreeBSD$
+Set this option to omit the gnu extentions to grep from being included in 
+BSD grep.
+
diff --git a/tools/build/options/WITHOUT_SYSCALL_COMPAT b/tools/build/options/WITHOUT_SYSCALL_COMPAT
new file mode 100644
index 000000000000..a20adcb3e5da
--- /dev/null
+++ b/tools/build/options/WITHOUT_SYSCALL_COMPAT
@@ -0,0 +1,2 @@
+.\" $FreeBSD$
+Do not include some compatible syscall wrappers in libc.