util: Use fgetc(stdin) instead of getchar()

On FreeBSD the getchar() macro leads to (spurious?) msan uninitialized
value errors.  Call the fgetc() library function to work around it.

1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index 51336ff..3ba8053 100644
--- a/util.c
+++ b/util.c
@@ -262,7 +262,7 @@ static char *xgetline(void) {
 	}
 
 	while (true) {
-		int c = getchar();
+		int c = fgetc(stdin);
 		if (c == '\n' || c == EOF) {
 			break;
 		}