This function basically reimplements git_env_bool (because
it predates it). Let's reuse that helper, which is shorter
and avoids repeating a string literal.

Signed-off-by: Jeff King <redacted>
---
 pager.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/pager.c b/pager.c
index 070dc11..e3ad465 100644
--- a/pager.c
+++ b/pager.c

@@ -95,9 +95,7 @@ void setup_pager(void)
 
 int pager_in_use(void)
 {
-	const char *env;
-	env = getenv("GIT_PAGER_IN_USE");
-	return env ? git_config_bool("GIT_PAGER_IN_USE", env) : 0;
+	return git_env_bool("GIT_PAGER_IN_USE", 0);
 }
 
 /*

-- 
2.5.0.414.g670f2a4