Don't call setenv in gost2814789t.c

The call to setenv in gost2814789t.c is not portable and may
not reflect the location of the GOST ENGINE on all platforms anyway.
Instead set OPENSSL_ENGINES in test/Makefile
Reviewed-by: Geoff Thorpe <geoff@openssl.org>

engines/ccgost/gost2814789t.c

@@ -28,7 +28,6 @@ int main(int argc, char *argv[])
 #include <openssl/obj_mac.h>
 
 #define CCGOST_ID "gost"
-#define CCGOST_DIR "../engines/ccgost"
 
 #include "../engines/ccgost/gost89.h"
 
@@ -1403,9 +1402,6 @@ int main(int argc, char *argv[])
     /* 
      * ccgost engine test on GostR3411_94_CryptoProParamSet
      */
-    #ifndef OPENSSL_NO_DYNAMIC_ENGINE
-	setenv("OPENSSL_ENGINES", CCGOST_DIR, 1);
-    #endif
     ERR_load_crypto_strings();
     ENGINE_load_builtin_engines();
     OPENSSL_load_builtin_modules();

test/Makefile

@@ -255,7 +255,7 @@ test_rand: $(RANDTEST)$(EXE_EXT)
 	../util/shlib_wrap.sh ./$(RANDTEST)
 
 test_gost2814789: $(GOST2814789TEST)$(EXE_EXT)
-	../util/shlib_wrap.sh ./$(GOST2814789TEST)
+	OPENSSL_ENGINES=../engines/ccgost ../util/shlib_wrap.sh ./$(GOST2814789TEST)
 
 test_enc: ../apps/openssl$(EXE_EXT) testenc
 	@sh ./testenc