A minor fix to process comments.

src/process.h

@@ -14,7 +14,7 @@
 
 ///Create a new process given command and run path.
 ///Note: on Windows it seems impossible to specify which pipes to use.
-///Thus, if read_stdout=nullptr, read_stderr=nullptr and open_std=false,
+///Thus, if read_stdout=nullptr, read_stderr=nullptr and open_stdin=false,
 ///the stdout, stderr and stdin are sent to the parent process instead.
 ///Compile with -DMSYS_PROCESS_USE_SH to run command using "sh -c [command]" on Windows as well.
 class Process {

src/process_win.cc

@@ -7,7 +7,7 @@ using namespace std; //TODO: remove
 
 //Based on the example at https://msdn.microsoft.com/en-us/library/windows/desktop/ms682499(v=vs.85).aspx.
 //Note: on Windows it seems impossible to specify which pipes to use.
-//Thus, if read_stdout=nullptr, read_stderr=nullptr and open_std=false, the stdout, stderr and stdin are sent to the parent process instead.
+//Thus, if read_stdout=nullptr, read_stderr=nullptr and open_stdin=false, the stdout, stderr and stdin are sent to the parent process instead.
 Process::id_type Process::open(const std::string &command, const std::string &path) {
   if(open_stdin)
     stdin_fd=std::unique_ptr<fd_type>(new fd_type);