Minor getenv-related fixes.

* callproc.c (Fcall_process_region) [!DOS_NT]:
Avoid unnecessary duplicate call to getenv.
* callproc.c (init_callproc):
* dispnew.c (init_display):
* sysdep.c (sys_subshell):
Omit unnecessary cast of getenv or egetenv.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/sysdep.c b/src/sysdep.c
index 57ca8265a65..606a5b038ca 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -527,10 +527,10 @@ sys_subshell (void)
 #ifdef DOS_NT    /* MW, Aug 1993 */
       getcwd (oldwd, sizeof oldwd);
       if (sh == 0)
-        sh = (char *) egetenv ("SUSPEND");      /* KFS, 1994-12-14 */
+        sh = egetenv ("SUSPEND");       /* KFS, 1994-12-14 */
 #endif
       if (sh == 0)
-        sh = (char *) egetenv ("SHELL");
+        sh = egetenv ("SHELL");
       if (sh == 0)
         sh = "sh";