diff --git a/qcm/recursiveprl.qcm b/qcm/recursiveprl.qcm
index b0c6d43..68e1115 100644
--- a/qcm/recursiveprl.qcm
+++ b/qcm/recursiveprl.qcm
@@ -39,10 +39,11 @@ public:
 			return false;
 		}
 
+		QFileInfo fi(qc_getenv("QC_COMMAND"));
 		QStringList args;
 		args += "-prl";
 		args += "-r";
-		args += qc_getenv("QC_PROFILE");
+		args += fi.dir().filePath(qc_getenv("QC_PROFILE"));
 		if(conf->doCommand(conf->qmake_path, args) != 0)
 		{
 			success = false;
@@ -91,9 +92,9 @@ public:
 		if(!conf->DEFINES.isEmpty())
 			str += "DEFINES += " + conf->DEFINES + '\n';
 		if(!conf->INCLUDEPATH.isEmpty())
-			str += "INCLUDEPATH += " + conf->INCLUDEPATH + '\n';
+			str += "INCLUDEPATH += " + conf->escapedIncludes() + '\n';
 		if(!conf->LIBS.isEmpty())
-			str += "LIBS += " + conf->LIBS + '\n';
+			str += "LIBS += " + conf->escapedLibs() + '\n';
 		if(!conf->extra.isEmpty())
 			str += conf->extra;
 		str += '\n';
diff --git a/qcm/zlib.qcm b/qcm/zlib.qcm
index 86b97fb..801c328 100644
--- a/qcm/zlib.qcm
+++ b/qcm/zlib.qcm
@@ -21,6 +21,8 @@ public:
 		QStringList incs;
 		QString version, libs, other;
 		QString s;
+		
+		
 
 		if(!conf->findPkgConfig("zlib", VersionAny, "", &version, &incs, &libs, &other)) {
 
@@ -33,21 +35,37 @@ public:
 				if(!conf->findHeader("zlib.h", QStringList(), &s))
 					return false;
 			}
-			incs.append(s.replace("\\\", "\\\\\\\"));
 
-			s = conf->getenv("QC_WITH_ZLIB_LIB");
-			if(!s.isEmpty()) {
-				if(!conf->checkLibrary(s, "z"))
-					return false;
-			}
-			else {
-				if(!conf->findLibrary("z", &s))
-					return false;
+			QStringList libNames = QStringList() << "z";
+			QString libName;
+#ifdef Q_OS_WIN
+			libNames << (qc_buildmode_debug? "zlibd" : "zlib");
+#endif
+			for (;;) {
+				s = conf->getenv("QC_WITH_ZLIB_LIB");
+				if(!s.isEmpty()) {
+					foreach (const QString l, libNames) 
+						if(conf->checkLibrary(s, l)) {
+							libName = l;
+							break;
+						}
+				} else {
+					foreach (const QString l, libNames) 
+						if(conf->findLibrary(l, &s)) {
+							libName = l;
+							break;
+						}
+				}
+				
+				if(!libName.isEmpty())
+					break;
+						
+				return false;
 			}
 			if (!s.isEmpty()) {
-				libs = QString("-L%1 -lz").arg(s.replace("\\\", "\\\\\\\"));
+				libs = QString("-L%1 -l%2").arg(s, libName);
 			} else {
-				libs = s.isEmpty()? "-lz" : QString("-L%1 -lz").arg(s);
+				libs = s.isEmpty()? QString("-l")+libName : QString("-L%1 -l%2").arg(s, libName);
 			}
 		}