(required_unistd_h): Delete getgroups from list.

From-SVN: r6270

gcc/fixproto

@@ -113,8 +113,9 @@ fi
 required_stdlib_h="abort abs atexit atof atoi atol bsearch calloc exit free getenv labs malloc qsort rand realloc srand strtod strtol strtoul system"
 # "div ldiv", - ignored because these depend on div_t, ldiv_t
 # ignore these: "mblen mbstowcs mbstowc wcstombs wctomb"
+# Left out getgroups, because SunOS4 has incompatible BSD and SVR4 versions.
 # Should perhaps also add NULL
-required_unistd_h="_exit access alarm chdir chown close ctermid cuserid dup dup2 execl execle execlp execv execve execvp fork fpathconf getcwd getegid geteuid getgid getgroups getlogin getpgrp getpid getppid getuid isatty link lseek pathconf pause pipe read rmdir setgid setpgid setsid setuid sleep sysconf tcgetpgrp tcsetpgrp ttyname unlink write"
+required_unistd_h="_exit access alarm chdir chown close ctermid cuserid dup dup2 execl execle execlp execv execve execvp fork fpathconf getcwd getegid geteuid getgid getlogin getpgrp getpid getppid getuid isatty link lseek pathconf pause pipe read rmdir setgid setpgid setsid setuid sleep sysconf tcgetpgrp tcsetpgrp ttyname unlink write"
 
 done_dirs=""
 echo "" >fixproto.list