-KERHOOK="sed 's/# CONFIG_DEVTMPFS.*/CONFIG_DEVTMPFS=y/' -i ./arch/arm/configs/ea313x_defconfig;"
-KERHOOK="sed 's/# CONFIG_EXT4_FS.*/CONFIG_EXT4_FS=y/' -i ./arch/arm/configs/ea313x_defconfig;"
-KERHOOK="$KERHOOK cp ../files/lpc313x/ea313x.c arch/arm/mach-lpc313x/;"
+KERHOOK="
+ sed 's/# CONFIG_DEVTMPFS.*/CONFIG_DEVTMPFS=y/' -i \
+ ./arch/arm/configs/ea313x_defconfig;
+ sed 's/# CONFIG_EXT4_FS.*/CONFIG_EXT4_FS=y/' -i \
+ ./arch/arm/configs/ea313x_defconfig; \
+ cp ../files/lpc313x/ea313x.c arch/arm/mach-lpc313x/;"