change libtar to fork instead of pthread

Conflicts:

	twrpTar.cpp
diff --git a/twrpTar.hpp b/twrpTar.hpp
index db9cf9b..427e6d1 100644
--- a/twrpTar.hpp
+++ b/twrpTar.hpp
@@ -39,10 +39,10 @@
 		int createTar();
 		int addFile(string fn, bool include_root);
 		int closeTar(bool gzip);
-		int createTarGZThread();
-		int createTarThread();
-		int extractTarThread();
-		int splitArchiveThread();
+		int createTarGZFork();
+		int createTarFork();
+		int extractTarFork();
+		int splitArchiveFork();
                 void setfn(string fn);
                 void setdir(string dir);
 	private:
@@ -65,6 +65,4 @@
 		string tardir;
 		string tarfn;
 		string basefn;
-		typedef int (twrpTar::*ThreadPtr)(void);
-		typedef void* (*PThreadPtr)(void*);
 };