Someone

#!/bin/bash

FILE="mk/pkg-depend.mk"
#NUMBER=`cat $FILE | grep compile | sed 's|-compile||g'|wc -l`

PACKAGES=
COUNTER= 
LINE[0]=NULL
cat $FILE | grep compile | sed 's|-compile||g' | while read line
do
#       LINE[${COUNTER}]="$line"
        PACKAGE_NAME=`echo $line | awk -F\: '{print $1}'`
PACKAGES="$PACKAGE_NAME $PACKAGES"
#echo $PACKAGE_NAME
#echo $PACKAGES
done

echo $PACKAGES