Index: /soft/giet_vm/create_dmg
===================================================================
--- /soft/giet_vm/create_dmg	(revision 754)
+++ /soft/giet_vm/create_dmg	(revision 755)
@@ -108,7 +108,17 @@
 
 			echo "Creating empty disk image: $2"
+			let "sectors = (sectors - 1) / 2" 
 
-			let "sectors = (sectors - 1) / 2" 
-		    mkfs.vfat \
+			CREATE_DISK=$(command -v mkfs.vfat ||\
+				      command -v /sbin/mkfs.vfat ||\
+				      command -v /usr/sbin/mkfs.vfat ||\
+				      command -v /usr/local/sbin/mkfs.vfat)
+
+			if [ -z ${CREATE_DISK} ]; then
+				echo "error: command mkfs.vfat not found";
+				exit 1;
+			fi;
+
+			${CREATE_DISK} \
 				-C \
 				-F32 \