diff --git a/src/pkgconf-funcs.sh b/src/pkgconf-funcs.sh
index d06b68b..fd144c8 100644
--- a/src/pkgconf-funcs.sh
+++ b/src/pkgconf-funcs.sh
@@ -1,119 +1,119 @@
 #### start of pkgconf-funcs
 
 #
 # Bourne shell functions for config file in pkg-config style, so that
 # we can share such a config file between pkg-config and script
 #
 
 #
 # get_var: Get the variable value of NAME
 #
 # Variables are recorded in the shell variables named "VAR_<NAME>"
 #
 get_var () {
     local name=$1
 
     eval echo \$VAR_$name
 }
 
 #
 # get_attr: Get the attribute value of KEY
 #
 # Attributes are recorded in the shell variables named "ATTR_<KEY>"
 #
 get_attr () {
     local name=$1
 
     eval echo \$ATTR_$name
 }
 
 # Remove ${varname} part in the beginning of a string.
 remove_var_expr () {
     local varname=$1
     shift
 
     eval echo \"\${@#\\\$\\\{$varname\\\}}\"
 }
 
 # Given a string, substitute variables.
 substitute_vars () {
     local string="$1"
     local line
     local varname
     local result
 
     while [ -n "$string" ]; do
 	case "$string" in
 	    \$\$*)
 		result="$result\$"
 		string="${string#\$\$}"
 		;;
 	    \${*}*)
 		varname="${string#\$\{}"
 		varname="${varname%%\}*}"
 		result="$result$(get_var ${varname})"
 		string=$(remove_var_expr ${varname} ${string})
 		;;
 	    *)
 		result="${result}$(printf %c "$string")"
 		string="${string#$(printf %c "$string")}"
 		;;
 	esac
     done
 
     echo "$result"
 }
 
 #
 # Read a config file
 #
 # Variables:
 # For VAR=VALUE, value is stored in the shell variable VAR_*.
 #
 # Attributes:
 # For KEY: VALUE, value is stored in the shell variable ATTR_*.
 #
 read_config_file () {
     local line
     local varname
     local value
     local key
 
     while read line; do
 	case "$line" in
 	    *=*)
 		varname="${line%%=*}"
 		value="${line#*=}"
 		VAR_list="$VAR_list VAR_$varname"
 		read VAR_$varname <<EOF1
 $(substitute_vars "$value")
 EOF1
 		;;
 	    *:\ *)
 		key="${line%%:\ *}"
 		value="${line#*:\ }"
 		ATTR_list="$ATTR_list ATTR_$key"
 		read ATTR_$key <<EOF2
 $(substitute_vars "$value")
 EOF2
 		;;
 	esac
     done
 }
 
 
 find_file_in_path () {
     local f=$1
     local p=$2
     local IFS=":"		# On Windows it should be ";"???
 
     for d in $p; do
-	if [ -e $d/$f ]; then
+	if [ -r $d/$f ]; then
 	    RESULT="$d/$f"
 	    return 0
 	fi
     done
     RESULT=""
     return 1
 }
 #### end of pkgconf-funcs