diff --git a/lib/toolcheck b/lib/toolcheck
index 5334363..f87a0a0 100644
--- a/lib/toolcheck
+++ b/lib/toolcheck
@@ -1,23 +1,34 @@
 #!/bin/bash
 
 #
-# Make sure all required tools are installed.
+# Make sure tools are installed.
 #
-workplace_toolcheck(){
-	## BINARIES IN PATH ##
-	bin_tool_list=("grep")
-	for b in $bin_tool_list; do
-		if [[ ! -f $(which "$b") ]]; then
-			log_error "Missing tool '$b'"
-		fi
-	done
-	
-	
-	## DPKG PACKAGES ##
-	dpkg_tool_list=("sed iptables iproute2")
-	for d in $dpkg_tool_list; do
-		if ! dpkg -s $d 2>&1 | grep -q "Status: install ok installed"; then
-			log_error "Missing tool '$d'"
+toolcheck(){
+	for b in $2; do
+		if [[ ! -f $(which "$b" 2> /dev/null) ]]; then
+			case $1 in
+				error)
+					log_error "Missing tool '$b'"
+				;;
+				
+				warn)
+					log_warn "Missing tool '$b'"
+					return 1
+				;;
+				
+				info)
+					log_info "Missing tool '$b'"
+					return 1
+				;;
+				
+				silent)
+					return 1
+				;;
+				
+				*)
+					log_error "Unknown log level '$1'"
+				;;
+			esac
 		fi
 	done
 }
diff --git a/xynat b/xynat
index b1bf822..2dbc53e 100755
--- a/xynat
+++ b/xynat
@@ -405,6 +405,10 @@ xynat_secondary_ip_list(){
 
 
 
+## TOOLCHECK ##
+toolcheck error "grep sed iptables ip"
+
+
 ## PARSE ARGUMENTS ##
 while [[ "$#" -gt 0 ]]; do
 	case "$1" in