--- texstudio.pro.orig	2017-08-05 17:42:45.000000000 +0800
+++ texstudio.pro	2017-08-05 17:42:45.000000000 +0800
@@ -13,6 +13,8 @@
     CONFIG -= precompile_header
 }
 
+CONFIG -= debug
+
 # allow loading extra config by file for automatic compilations (OBS)
 exists(texstudio.pri):include(texstudio.pri)
 QT += network \
@@ -295,8 +297,7 @@
     config += unix
 
     # #universal tiger
-    CONFIG += link_prl \
-        x86_64
+    CONFIG += link_prl
 
     # QMAKE_MAC_SDK = /Developer/SDKs/MacOSX10.4u.sdk
     # QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.4
@@ -572,7 +573,7 @@
 macx:LIBS += -framework CoreFoundation
 
 unix {
-    LIBS += -L/usr/lib \
+    LIBS += -L@PREFIX@/lib \
     -lz
 }