*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on

   text    data     bss     dec     hex filename
 808035     611    6868  815514   c719a busybox_old
 804472     611    6868  811951   c63af busybox_unstripped

1 files changed, 3 insertions, 3 deletions

diff --git a/libbb/rtc.c b/libbb/rtc.c
index 78f10c65d..1fdeee80f 100644
--- a/libbb/rtc.c
+++ b/libbb/rtc.c
@@ -11,7 +11,7 @@
 # define ADJTIME_PATH "/etc/adjtime"
 #endif
 
-int rtc_adjtime_is_utc(void)
+int FAST_FUNC rtc_adjtime_is_utc(void)
 {
         int utc = 0;
         FILE *f = fopen(ADJTIME_PATH, "r");
@@ -40,7 +40,7 @@ int rtc_adjtime_is_utc(void)
         return utc;
 }
 
-int rtc_xopen(const char **default_rtc, int flags)
+int FAST_FUNC rtc_xopen(const char **default_rtc, int flags)
 {
         int rtc;
 
@@ -59,7 +59,7 @@ int rtc_xopen(const char **default_rtc, int flags)
         return xopen(*default_rtc, flags);
 }
 
-time_t rtc_read_time(int fd, int utc)
+time_t FAST_FUNC rtc_read_time(int fd, int utc)
 {
         struct tm tm;
         char *oldtz = 0;