[gcc r14-6962] modula2: libm2iso/RTco.cc tidyup use bool instead of int

[Gaius Mulley]

https://gcc.gnu.org/g:bae3b7919e4231ba1e0488ed5104097b27d5ddfd

commit r14-6962-gbae3b7919e4231ba1e0488ed5104097b27d5ddfd
Author: Gaius Mulley <gaiusmod2@gmail.com>
Date:   Fri Jan 5 16:39:46 2024 +0000

    modula2: libm2iso/RTco.cc tidyup use bool instead of int
    
    A missing bool/int detected in the global variable initialized.
    The majority of ints were replaced by bool but this one was missed.
    
    libgm2/ChangeLog:
    
            * libm2iso/RTco.cc (initialized): Use bool instead of int.
    
    Signed-off-by: Gaius Mulley <gaiusmod2@gmail.com>

Diff:
---
 libgm2/libm2iso/RTco.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libgm2/libm2iso/RTco.cc b/libgm2/libm2iso/RTco.cc
index 17e8010a496..190c897c0c0 100644
--- a/libgm2/libm2iso/RTco.cc
+++ b/libgm2/libm2iso/RTco.cc
@@ -96,7 +96,7 @@ static threadSem **semArray = NULL;
 /* These are used to lock the above module data structures.  */
 static __gthread_mutex_t lock;  /* This is the only mutex for
 				   the whole module.  */
-static int initialized = false;
+static bool initialized = false;
 
 extern "C" int EXPORT(init) (void);