src/src.pro: allow overriding SVN_INCLUDE, APR_INCLUDE

Author: flokli

src/src.pro

@@ -2,8 +2,12 @@
 # Automatically generated by qmake (2.01a) dim. dc. 23 13:49:28 2007
 ######################################################################
 
-SVN_INCLUDE = /usr/include/subversion-1 /usr/local/include/subversion-1
-APR_INCLUDE = /usr/include/apr-1.0 /usr/include/apr-1 /usr/local/include/apr-1
+if(!defined(SVN_INCLUDE, var)) {
+  SVN_INCLUDE = /usr/include/subversion-1 /usr/local/include/subversion-1
+}
+if(!defined(APR_INCLUDE, var)) {
+  APR_INCLUDE = /usr/include/apr-1.0 /usr/include/apr-1 /usr/local/include/apr-1
+}
 exists(local-config.pri):include(local-config.pri)
 
 VERSION = $$system(git --no-pager show --pretty=oneline --no-notes | head -1 | cut -b-40)