saving uncommitted changes in /etc prior to emerge run

paludis/bashrc

@@ -7,6 +7,7 @@ CFLAGS="-march=core-avx2 -O2 -pipe -Wall"
 CXXFLAGS="${CFLAGS}"
 LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu"
 MAKEOPTS="-j1"
+EPATCH_USER_SOURCE=/etc/paludis/patches
 
 I_KNOW_WHAT_I_AM_DOING="yes"
 I_PROMISE_TO_SUPPLY_PATCHES_WITH_BUGS=1

paludis/keywords.conf

@@ -745,7 +745,6 @@ net-im/skype ~amd64
 dev-lua/luasec ~amd64
 
 
-x11-drivers/nvidia-drivers ~amd64
 
 
 games-emulation/dosbox *
@@ -946,3 +945,5 @@ dev-python/requests ~amd64
 dev-python/websocket-client ~amd64
 
 ~sys-libs/ncurses-6.0:5
+
+

paludis/package_mask.conf

@@ -112,4 +112,4 @@ dev-libs/openssl:0::gentoo
 #app-misc/ca-certificates::gentoo
 
 # last stable 343.36
->x11-drivers/nvidia-drivers-346.87
+#>x11-drivers/nvidia-drivers-346.87