Looks like those were the last one; the overall unsorted order of prototypes -both under and out of SMALL- as well es the commands makes it hard to spot them systematically, but I'm reluctant to touch all the lines just for this.
OK? Index: ifconfig.c =================================================================== RCS file: /cvs/src/sbin/ifconfig/ifconfig.c,v retrieving revision 1.440 diff -u -p -r1.440 ifconfig.c --- ifconfig.c 13 Mar 2021 21:23:29 -0000 1.440 +++ ifconfig.c 13 Mar 2021 21:35:11 -0000 @@ -190,7 +190,6 @@ const char *lacptimeoutslow = "slow"; void notealias(const char *, int); void setifaddr(const char *, int); -void setifrtlabel(const char *, int); void setiflladdr(const char *, int); void setifdstaddr(const char *, int); void setifflags(const char *, int); @@ -231,8 +230,6 @@ void setia6pltime(const char *, int); void setia6vltime(const char *, int); void setia6lifetime(const char *, const char *); void setia6eui64(const char *, int); -void setkeepalive(const char *, const char *); -void unsetkeepalive(const char *, int); void setmedia(const char *, int); void setmediaopt(const char *, int); void setmediamode(const char *, int); @@ -259,8 +256,11 @@ void trunk_status(void); void list_cloners(void); #ifndef SMALL +void setifrtlabel(const char *, int); void setrdomain(const char *, int); void unsetrdomain(const char *, int); +void setkeepalive(const char *, const char *); +void unsetkeepalive(const char *, int); void carp_status(void); void setcarp_advbase(const char *,int); void setcarp_advskew(const char *, int);