t / t5100 / patch0015on commit git grep -O -i: if the pager is 'less', pass the '-I' option (f7febbe)
   1---
   2diff --git a/foo b/foo
   3index e69de29..d95f3ad 100644
   4--- a/foo
   5+++ b/foo
   6@@ -0,0 +1 @@
   7+content
   8