Portability fixes

Especially for eCos, mingw32 and cygwin

Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 2 insertions, 0 deletions

diff --git a/jim.c b/jim.c
index f4a0d9c..241742e 100644
--- a/jim.c
+++ b/jim.c
@@ -13184,7 +13184,9 @@ static int Jim_EnvCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv
     const char *val;
 
     if (argc == 1) {
+#ifdef NEED_ENVIRON_EXTERN
         extern char **environ;
+#endif
 
         int i;
         Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0);