patch 8.2.1348: build failure without the eval feature

Problem:    Build failure without the eval feature.
Solution:   Add #ifdef.

Author: brammool

src/ex_docmd.c

@@ -8581,7 +8581,6 @@ eval_vars(
 				 (long)(current_sctx.sc_lnum + SOURCING_LNUM));
 		result = strbuf;
 		break;
-#endif
 
 	case SPEC_SID:
 		if (current_sctx.sc_sid <= 0)
@@ -8592,6 +8591,7 @@ eval_vars(
 		sprintf((char *)strbuf, "<SNR>%d_", current_sctx.sc_sid);
 		result = strbuf;
 		break;
+#endif
 
 #ifdef FEAT_CLIENTSERVER
 	case SPEC_CLIENT:	// Source of last submitted input

src/version.c

@@ -754,6 +754,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1348,
 /**/
     1347,
 /**/