--- util/fbsetbg
+++ util/fbsetbg
@@ -356,7 +356,10 @@
             if [ ! "$wpsetter" = Esetroot ]; then
                 WPSETTER=$wpsetter
                 break
-            elif ldd `which Esetroot`|grep libImlib 2>&1 > /dev/null; then
+            elif ( [[ `type -t otool` == file ]] \
+                && otool -L `which Esetroot`|grep libImlib 2>&1 > /dev/null ) \
+              || ( [[ `type -t ldd` == file ]] \
+                && ldd `which Esetroot`|grep libImlib 2>&1 > /dev/null ); then
                 WPSETTER=$wpsetter
                 break
             else