saving uncommitted changes in /etc prior to emerge run

hprofile/example-profiles/boot/files/etc/modules.autoload.d/kernel-2.6.bak

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+# /etc/modules.autoload.d/kernel-2.6:  kernel modules to load when system boots.
+# $Header: /home/cvsroot/gentoo-src/rc-scripts/etc/modules.autoload.d/kernel-2.6,v 1.1 2003/07/16 18:13:45 azarah Exp $
+#
+# Note that this file is for 2.6 kernels.
+#
+# Add the names of modules that you'd like to load when the system
+# starts into this file, one per line.  Comments begin with # and
+# are ignored.  Read man modules.autoload for additional details.
+
+# For example:
+# 3c59x

hprofile/example-profiles/boot/files/etc/modules.autoload.d/kernel-2.6.dualboot

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+# /etc/modules.autoload.d/kernel-2.6:  kernel modules to load when system boots.
+# $Header: /home/cvsroot/gentoo-src/rc-scripts/etc/modules.autoload.d/kernel-2.6,v 1.1 2003/07/16 18:13:45 azarah Exp $
+#
+# Note that this file is for 2.6 kernels.
+#
+# Add the names of modules that you'd like to load when the system
+# starts into this file, one per line.  Comments begin with # and
+# are ignored.  Read man modules.autoload for additional details.
+
+# ACPI drivers
+ac
+asus_acpi
+battery	
+button
+fan
+processor
+thermal	
+
+# AGP and graphics
+agpgart	
+intel-agp	
+i830	
+
+# I/O devices
+pcspkr
+psmouse	
+evdev
+
+# USB
+ehci-hcd
+uhci-hcd
+
+# IEEE1394 (FireWire)
+ieee1394
+ohci1394
+
+# PCMCIA
+pcmcia-core
+yenta-socket
+ds
+
+# Parallel port
+parport
+
+# Networking
+eepro100
+
+# USB audio (other drivers loaded by alsa)
+sound
+

hprofile/example-profiles/boot/files/etc/modules.autoload.d/kernel-2.6.vmware

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+# /etc/modules.autoload:  kernel modules to load when system boots.
+#
+# Add the names of modules that you'd like to load when the system
+# starts into this file, one per line.  Comments begin with # and
+# are ignored.  Read man modules.autoload for additional details.
+
+# This is the modules.conf file for the VMWare hardware profile
+
+pcnet32
+pcspkr
+psmouse
+evdev
+uhci-hcd
+