--- qwtbuild.pri.orig
+++ qwtbuild.pri
@@ -14,7 +14,6 @@
 CONFIG           += qt     
 CONFIG           += warn_on
 CONFIG           += no_keywords
-CONFIG           += silent
 
 ######################################################################
 # release/debug mode
@@ -32,7 +31,7 @@
 }
 else {
 
-    CONFIG           += release
+    CONFIG           += @ARCHES@ release
 
     VER_MAJ           = $${QWT_VER_MAJ}
     VER_MIN           = $${QWT_VER_MIN}
@@ -40,22 +39,6 @@
     VERSION           = $${QWT_VERSION}
 }
 
-linux-g++ | linux-g++-64 {
-    #CONFIG           += separate_debug_info
-    #QMAKE_CXXFLAGS   *= -Wfloat-equal 
-    #QMAKE_CXXFLAGS   *= -Wshadow 
-    #QMAKE_CXXFLAGS   *= -Wpointer-arith 
-    #QMAKE_CXXFLAGS   *= -Wconversion 
-    #QMAKE_CXXFLAGS   *= -Wsign-compare 
-    #QMAKE_CXXFLAGS   *= -Wsign-conversion 
-    #QMAKE_CXXFLAGS   *= -Wlogical-op
-    #QMAKE_CXXFLAGS   *= -Werror=format-security
-    #QMAKE_CXXFLAGS   *= -std=c++11
-
-    # when using the gold linker ( Qt < 4.8 ) - might be 
-    # necessary on non linux systems too
-    #QMAKE_LFLAGS += -lrt
-}
 
 ######################################################################
 # paths for building qwt