find "$base" -type f -name '*.qc' -print0 | sort -z | while read -r -d '' file; do
echo "$file"
declare -l file_h="${file%.qc}.qh"
find "$base" -type f -name '*.qc' -print0 | sort -z | while read -r -d '' file; do
echo "$file"
declare -l file_h="${file%.qc}.qh"