fix typos

tiff/tiff.spec

@@ -64,9 +64,9 @@ AutoReqProv:  no
         --with-LIBIMAGE=no \
         --with-JPEG=yes \
         --with-ZIP=yes \
-        --with-DIRS_LIBINC="%{l_prefix}/include" \
-        --with-DIRS-JPEGLIB="%{l_prefix}/lib" \
-        --with-DIRS-GZLIB="%{l_prefix}/lib" \
+        --with-DIRS-LIBINC="%{l_prefix}/include" \
+        --with-DIR-JPEGLIB="%{l_prefix}/lib" \
+        --with-DIR-GZLIB="%{l_prefix}/lib" \
         --noninteractive
     %{l_make} %{l_mflags -O}