just some cosmetics: remove blank; use a real blank char; fix indent

sudo/sudo.spec

@@ -85,9 +85,9 @@ AutoReqProv:  no
             ;;
         *-sunos* )
             %{l_shtool} subst \
-                -e 's;^(void)isblank(1);if( (int)isblank(1)) exit(0);' \
+                -e 's;^(void)isblank(1);if((int)isblank(0x20)) exit(0);' \
                 configure
-           ;;
+            ;;
     esac
 
 %build