installing vpopmail

I use slackware 10.0. I have installed and tested qmail and it works. When i try to install vpopmail i get this

Making install in cdb
make[1]: Entering directory `/root/vpopmail-5.4.0/cdb'
make[1]: Nothing to be done for `install'.
make[1]: Leaving directory `/root/vpopmail-5.4.0/cdb'
make[1]: Entering directory `/root/vpopmail-5.4.0'
gcc -I. -Icdb -I. -I. -I. -g -O2 -Wall -c `test -f 'vauth.c' || echo './'`vauth.c
In file included from vauth.c:38:
cdb/cdbmake.h:4:20: uint32.h: No such file or directory
In file included from vauth.c:38:
cdb/cdbmake.h:8: error: parse error before "uint32"
cdb/cdbmake.h:8: warning: no semicolon at end of struct or union
cdb/cdbmake.h:8: warning: type defaults to `int' in declaration of `p'
cdb/cdbmake.h:8: warning: data definition has no type or storage class
cdb/cdbmake.h:11: error: field `hp' has incomplete type
cdb/cdbmake.h:18: error: parse error before "uint32"
cdb/cdbmake.h:18: warning: no semicolon at end of struct or union
cdb/cdbmake.h:19: warning: type defaults to `int' in declaration of `start'
cdb/cdbmake.h:19: warning: data definition has no type or storage class
cdb/cdbmake.h:23: error: parse error before "numentries"
cdb/cdbmake.h:23: warning: type defaults to `int' in declaration of `numentries'
cdb/cdbmake.h:23: warning: data definition has no type or storage class
cdb/cdbmake.h:28: error: parse error before "cdbmake_hashadd"
cdb/cdbmake.h:28: warning: type defaults to `int' in declaration of `cdbmake_hashadd'
cdb/cdbmake.h:28: warning: data definition has no type or storage class
cdb/cdbmake.h:33: error: parse error before "cdbmake_throw"
cdb/cdbmake.h:33: warning: type defaults to `int' in declaration of `cdbmake_throw'
cdb/cdbmake.h:33: warning: data definition has no type or storage class
vauth.c: In function `make_vpasswd_cdb':
vauth.c:72: error: `uint32' undeclared (first use in this function)
vauth.c:72: error: (Each undeclared identifier is reported only once
vauth.c:72: error: for each function it appears in.)
vauth.c:72: error: parse error before "pos"
vauth.c:73: error: storage size of `cdbm' isn't known
vauth.c:106: error: `pos' undeclared (first use in this function)
vauth.c:121: error: parse error before "keylen"
vauth.c:122: error: parse error before "datalen"
vauth.c:128: error: parse error before numeric constant
vauth.c:147: error: `op' undeclared (first use in this function)
vauth.c:148: error: parse error before numeric constant
vauth.c:149: error: parse error before "keylen"
vauth.c:150: error: parse error before "datalen"
vauth.c:179: error: parse error before numeric constant
vauth.c:73: warning: unused variable `cdbm'
vauth.c: In function `vauth_getpw':
vauth.c:229: error: `uint32' undeclared (first use in this function)
vauth.c:229: error: parse error before "dlen"
vauth.c:272: error: `dlen' undeclared (first use in this function)
make[1]: *** [vauth.o] Error 1
make[1]: Leaving directory `/root/vpopmail-5.4.0'
make: *** [install-recursive] Error 1

nevermind, disregard