Fix typos in comments and ChangeLogs.

doc/emacs/ChangeLog

@@ -6735,8 +6735,8 @@
 
 1998-04-06  Andreas Schwab  <schwab@gnu.org>
 
-	* Makefile.in (ENVADD): Enviroment vars to pass to texi2dvi.  Use
-	it in dvi targets.
+	* Makefile.in (ENVADD): Environment vars to pass to texi2dvi.
+	Use it in dvi targets.
 
 1997-09-23  Paul Eggert  <eggert@twinsun.com>
 

doc/misc/ChangeLog

@@ -6180,8 +6180,8 @@
 
 1998-04-06  Andreas Schwab  <schwab@gnu.org>
 
-	* Makefile.in (ENVADD): Enviroment vars to pass to texi2dvi.  Use
-	it in dvi targets.
+	* Makefile.in (ENVADD): Environment vars to pass to texi2dvi.
+	Use it in dvi targets.
 	(../etc/GNU): Change to $(srcdir) first.
 
 1998-03-11  Carsten Dominik  <cd@delysid.gnu.org>

lib-src/emacsclient.c

@@ -340,7 +340,7 @@ w32_get_resource (predefined, key, type)
 /*
   getenv wrapper for Windows
 
-  This is needed to duplicate Emacs's behavior, which is to look for enviroment
+  This is needed to duplicate Emacs's behavior, which is to look for environment
   variables in the registry if they don't appear in the environment.
 */
 char *

src/emacs.c

@@ -157,7 +157,7 @@ void *malloc_state_ptr;
 extern void *malloc_get_state ();
 /* From glibc, a routine that overwrites the malloc internal state.  */
 extern int malloc_set_state ();
-/* Non-zero if the MALLOC_CHECK_ enviroment variable was set while
+/* Non-zero if the MALLOC_CHECK_ environment variable was set while
    dumping.  Used to work around a bug in glibc's malloc.  */
 int malloc_using_checking;
 #endif