squash a number of -Wconversion warnings in pathexists

diff --git a/lib/ast/pathexists.c b/lib/ast/pathexists.c
index 7ed75039c0b242a08b00f8d109f415ab245fd463..3710d240379cb77366a4bd8502b9ac6c6adba22f 100644 (file)
--- a/lib/ast/pathexists.c
+++ b/lib/ast/pathexists.c
@@ -41,9 +41,9 @@ int pathexists(char *path, int mode)
     char *e;
     Tree_t *p;
     Tree_t *t;
-    int c;
+    char c;
     char *ee;
-    int cc = 0;
+    char cc = '\0';
     int x;
     struct stat st;