terminal/subterm: use usec_t instead of "unsigned long"

Avoid hard-coding "unsigned long" and use the usec_t type defined in
src/shared.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libsystemd-terminal/subterm.c b/src/libsystemd-terminal/subterm.c
index 5cf3c2a73a..3990fb392b 100644
--- a/src/libsystemd-terminal/subterm.c
+++ b/src/libsystemd-terminal/subterm.c
@@ -564,7 +564,7 @@ static void output_draw(Output *o, bool menu, term_screen *screen) {
  */
 
 static void terminal_dirty(Terminal *t) {
-        uint64_t usec;
+        usec_t usec;
         int r;
 
         assert(t);