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-rw-r--r--libc/misc/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/misc/Makefile b/libc/misc/Makefile
index bb88b6f3b..749187e89 100644
--- a/libc/misc/Makefile
+++ b/libc/misc/Makefile
@@ -20,6 +20,10 @@
# Sub-makefile for misc portion of the library.
#
+# Some system-dependent implementations of these functions use option
+# groups (see sysdeps/unix/sysv/linux/Makefile, for example).
+include ../option-groups.mak
+
subdir := misc
headers := sys/uio.h bits/uio.h sys/ioctl.h bits/ioctls.h bits/ioctl-types.h \