Tweaks.

git-svn-id: https://svn.r-project.org/R/trunk@87906 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: hornik

src/library/tools/src/pdscan.c

@@ -24,7 +24,7 @@
 
 static SEXP package_dependencies_scan_one(SEXP this) {
     SEXP y;
-    Rboolean save, skip;
+    Rboolean save;
     int size = 256, i, j, nb = 0, ne = 0, u, v, w;
     int *beg, *end;
     const char *s;