Compile error

[Scott Rosicka]

Whilst trying to compile samba_TNG on RedHat Linux 6.1 (ALPHA) i got this
error

Linking bin/smbd
lib/set_uid.o: In function `init_uid':
set_uid.c(.text+0xb4): undefined reference to `setresgid'
set_uid.c(.text+0xb8): undefined reference to `setresgid'
lib/set_uid.o: In function `become_gid':
set_uid.c(.text+0x3f4): undefined reference to `setresgid'
set_uid.c(.text+0x3f8): undefined reference to `setresgid'
lib/set_uid.o: In function `unbecome_to_initial_uid':
set_uid.c(.text+0x584): undefined reference to `setresgid'
lib/set_uid.o(.text+0x588):set_uid.c: more undefined references to
`setresgid' f
ollow
collect2: ld returned 1 exit status
make: *** [bin/smbd] Error 1