Robert P. Day removed 8 gazillion occurrences of "extern" on function
definitions.  (That should only be on prototypes.)
diff --git a/procps/uptime.c b/procps/uptime.c
index 0042889..7784850 100644
--- a/procps/uptime.c
+++ b/procps/uptime.c
@@ -43,7 +43,7 @@
 #define LOAD_FRAC(x) LOAD_INT(((x) & (FIXED_1-1)) * 100)
 
 
-extern int uptime_main(int argc, char **argv)
+int uptime_main(int argc, char **argv)
 {
 	int updays, uphours, upminutes;
 	struct sysinfo info;