diff --git a/src/common/rclconfig.cpp b/src/common/rclconfig.cpp
index 62a66cb6..9fa0824b 100644
--- a/src/common/rclconfig.cpp
+++ b/src/common/rclconfig.cpp
@@ -1212,7 +1212,7 @@ void RclConfig::urlrewrite(const string& dbdir, string& url) const
 	    // This call always succeeds because the key comes from getNames()
 	    if (m_ptrans->get(*it, npath, dbdir)) { 
 		path = path.replace(0, it->size(), npath);
-		url = "file://" + path;
+		url = path_pathtofileurl(path);
 	    }
 	    break;
 	}
diff --git a/src/index/fsindexer.cpp b/src/index/fsindexer.cpp
index a7ea822a..f7de8120 100644
--- a/src/index/fsindexer.cpp
+++ b/src/index/fsindexer.cpp
@@ -769,7 +769,7 @@ FsIndexer::processonefile(RclConfig *config,
 	    if (doc.fmtime.empty())
 		doc.fmtime = ascdate;
 	    if (doc.url.empty())
-		doc.url = cstr_fileu + fn;
+		doc.url = path_pathtofileurl(fn);
 	    const string *fnp = 0;
 	    if (doc.ipath.empty()) {
                 if (!doc.peekmeta(Rcl::Doc::keyfn, &fnp) || fnp->empty())
@@ -865,7 +865,7 @@ FsIndexer::processonefile(RclConfig *config,
                 fileDoc.meta[Rcl::Doc::keytcfn] = utf8fn;
 	    fileDoc.haschildren = true;
 	    fileDoc.mimetype = mimetype;
-	    fileDoc.url = cstr_fileu + fn;
+	    fileDoc.url = path_pathtofileurl(fn);
 	    if (m_havelocalfields) 
 		setlocalfields(localfields, fileDoc);
 	    char cbuf[100]; 
diff --git a/src/index/recollindex.cpp b/src/index/recollindex.cpp
index 7471979a..083741d8 100644
--- a/src/index/recollindex.cpp
+++ b/src/index/recollindex.cpp
@@ -22,6 +22,8 @@
 #ifndef _WIN32
 #include <sys/time.h>
 #include <sys/resource.h>
+#else
+#include <direct.h>
 #endif
 #include "safefcntl.h"
 #include "safeunistd.h"
diff --git a/src/utils/debuglog.cpp b/src/utils/debuglog.cpp
index f9ac92b5..b1c5083d 100644
--- a/src/utils/debuglog.cpp
+++ b/src/utils/debuglog.cpp
@@ -74,7 +74,7 @@ class DLFWImpl {
 	    fp = fopen(filename, (truncate) ? "w" : "a");
 	    if (fp) {
 		setvbuf(fp, 0, _IOLBF, BUFSIZ);
-#ifdef O_APPEND
+#if defined(O_APPEND) && !defined(_WIN32)
 		{
 		    int flgs = 0;
 		    fcntl(fileno(fp), F_GETFL, &flgs);
diff --git a/src/utils/pathut.cpp b/src/utils/pathut.cpp
index c506360f..2a749138 100644
--- a/src/utils/pathut.cpp
+++ b/src/utils/pathut.cpp
@@ -22,6 +22,7 @@
 #include "safefcntl.h"
 #include "safeunistd.h"
 #include "dirent.h"
+#include "cstr.h"
 #ifdef _WIN32
 #include "safewindows.h"
 #else
@@ -818,6 +819,17 @@ string fileurltolocalpath(string url)
     return url;
 }
 
+string path_pathtofileurl(const string& path)
+{
+	// We're supposed to receive a canonic absolute path, but on windows we
+	// may need to add a '/' in front of the drive spec
+	string url(cstr_fileu);
+	if (path.empty() || path[0] != '/')
+		url.push_back('/');
+	url += path;
+	return url;
+}
+
 bool urlisfileurl(const string& url)
 {
     return url.find("file://") == 0;
diff --git a/src/utils/pathut.h b/src/utils/pathut.h
index bf7a6c1f..70b25264 100644
--- a/src/utils/pathut.h
+++ b/src/utils/pathut.h
@@ -109,6 +109,9 @@ extern bool path_isabsolute(const std::string& s);
 /// Test if path is root (x:/). root is defined by root/.. == root
 extern bool path_isroot(const std::string& p);
 
+/// Turn absolute path into file:// url
+extern std::string path_pathtofileurl(const std::string& path);
+
 /// Temporary file class
 class TempFileInternal {
 public:
diff --git a/src/windows/Win32ProjectRecoll.vcxproj b/src/windows/Win32ProjectRecoll.vcxproj
index c7d65847..d390a329 100644
--- a/src/windows/Win32ProjectRecoll.vcxproj
+++ b/src/windows/Win32ProjectRecoll.vcxproj
@@ -145,6 +145,7 @@
     <ClInclude Include="..\index\mimetype.h" />
     <ClInclude Include="..\internfile\internfile.h" />
     <ClInclude Include="..\internfile\mh_symlink.h" />
+    <ClInclude Include="..\utils\cpuconf.h" />
     <ClInclude Include="..\utils\debuglog.h" />
     <ClInclude Include="..\utils\execmd.h" />
     <ClInclude Include="..\utils\md5.h" />
@@ -212,6 +213,7 @@
     <ClCompile Include="..\utils\circache.cpp" />
     <ClCompile Include="..\utils\conftree.cpp" />
     <ClCompile Include="..\utils\copyfile.cpp" />
+    <ClCompile Include="..\utils\cpuconf.cpp" />
     <ClCompile Include="..\utils\debuglog.cpp" />
     <ClCompile Include="..\utils\fileudi.cpp" />
     <ClCompile Include="..\utils\fstreewalk.cpp" />
diff --git a/src/windows/Win32ProjectRecoll.vcxproj.filters b/src/windows/Win32ProjectRecoll.vcxproj.filters
index 8c233892..cfafda99 100644
--- a/src/windows/Win32ProjectRecoll.vcxproj.filters
+++ b/src/windows/Win32ProjectRecoll.vcxproj.filters
@@ -90,6 +90,9 @@
     <ClInclude Include="..\utils\wipedir.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\utils\cpuconf.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\utils\smallut.cpp">
@@ -287,6 +290,9 @@
     <ClCompile Include="..\utils\strmatcher.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\utils\cpuconf.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="ClassDiagram.cd" />