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/* ISC license. */ #include <stdio.h> #include <skalibs/strerr2.h> #define USAGE "s6-rename old new" int main (int argc, char const *const *argv) { PROG = "s6-rename" ; if (argc < 3) strerr_dieusage(100, USAGE) ; if (rename(argv[1], argv[2]) == -1) strerr_diefu4sys(111, "rename ", argv[1], " to ", argv[2]) ; return 0 ; }