Erro ao compilar o maildrop.

Bom dia pessoal ...

Ao compilar o maildrop estou me deperando com um erro na hora que aplico o make ....

mdmysql.c:10:25: mysql/mysql.h: Arquivo ou diretório não encontrado
mdmysql.c:11:26: mysql/errmsg.h: Arquivo ou diretório não encontrado
mdmysql.c: In function `get_user_mysql':
mdmysql.c:17: error: `MYSQL' undeclared (first use in this function)
mdmysql.c:17: error: (Each undeclared identifier is reported only once
mdmysql.c:17: error: for each function it appears in.)
mdmysql.c:17: error: syntax error before "mysql_buf"
mdmysql.c:18: error: `MYSQL_RES' undeclared (first use in this function)
mdmysql.c:18: error: `result' undeclared (first use in this function)
mdmysql.c:19: error: `MYSQL_ROW' undeclared (first use in this function)
mdmysql.c:19: error: syntax error before "row"
mdmysql.c:32: error: `mysql' undeclared (first use in this function)
mdmysql.c:32: warning: implicit declaration of function `mysql_connect'
mdmysql.c:32: error: `mysql_buf' undeclared (first use in this function)
mdmysql.c:32: error: `server' undeclared (first use in this function)
mdmysql.c:32: error: `userid' undeclared (first use in this function)
mdmysql.c:32: error: `password' undeclared (first use in this function)
mdmysql.c:37: warning: implicit declaration of function `mysql_select_db'
mdmysql.c:39: warning: implicit declaration of function `mysql_close'
mdmysql.c:64: warning: implicit declaration of function `mysql_query'
mdmysql.c:73: warning: implicit declaration of function `mysql_store_result'
mdmysql.c:81: warning: implicit declaration of function `mysql_num_rows'
mdmysql.c:83: warning: implicit declaration of function `mysql_free_result'
mdmysql.c:88: error: `row' undeclared (first use in this function)
mdmysql.c:88: warning: implicit declaration of function `mysql_fetch_row'
make[2]: ** [mdmysql.o] Erro 1
make[2]: Leaving directory `/root/source/maildrop-1.6.3/maildrop'
make[1]: ** [all] Erro 2
make[1]: Leaving directory `/root/source/maildrop-1.6.3/maildrop'
make: ** [all-recursive] Erro 1
[root@logos maildrop-1.6.3]# make check Making check in numlib
make[1]: Entering directory `/root/source/maildrop-1.6.3/numlib'
make[1]: Leaving directory `/root/source/maildrop-1.6.3/numlib'
Making check in liblock
make[1]: Entering directory `/root/source/maildrop-1.6.3/liblock'
make[1]: Leaving directory `/root/source/maildrop-1.6.3/liblock'
Making check in rfc822
make[1]: Entering directory `/root/source/maildrop-1.6.3/rfc822'
./testsuite | cmp -s - ./testsuite.txt
./reftest | cmp -s - ./reftest.txt
make[1]: Leaving directory `/root/source/maildrop-1.6.3/rfc822'
Making check in rfc2045
make[1]: Entering directory `/root/source/maildrop-1.6.3/rfc2045'
/bin/sh ./testsuite | cmp -s - ./testsuite.txt
make[1]: Leaving directory `/root/source/maildrop-1.6.3/rfc2045'
Making check in gdbmobj
make[1]: Entering directory `/root/source/maildrop-1.6.3/gdbmobj'
./testsuite | cmp -s - ./testsuite.txt
make[1]: Leaving directory `/root/source/maildrop-1.6.3/gdbmobj'
Making check in maildir
make[1]: Entering directory `/root/source/maildrop-1.6.3/maildir'
/bin/sh ./testsuite 2>&1 | cmp - ./testsuite.txt
LC_ALL=C; export LC_ALL; ./maildirkwtest | cmp -s - ./maildirkwtest.txt
make[1]: Leaving directory `/root/source/maildrop-1.6.3/maildir'
Making check in makedat
make[1]: Entering directory `/root/source/maildrop-1.6.3/makedat'
make[1]: Leaving directory `/root/source/maildrop-1.6.3/makedat'
Making check in maildrop
make[1]: Entering directory `/root/source/maildrop-1.6.3/maildrop'
Compiling mdmysql.c
mdmysql.c:10:25: mysql/mysql.h: Arquivo ou diretório não encontrado
mdmysql.c:11:26: mysql/errmsg.h: Arquivo ou diretório não encontrado
mdmysql.c: In function `get_user_mysql':
mdmysql.c:17: error: `MYSQL' undeclared (first use in this function)
mdmysql.c:17: error: (Each undeclared identifier is reported only once
mdmysql.c:17: error: for each function it appears in.)
mdmysql.c:17: error: syntax error before "mysql_buf"
mdmysql.c:18: error: `MYSQL_RES' undeclared (first use in this function)
mdmysql.c:18: error: `result' undeclared (first use in this function)
mdmysql.c:19: error: `MYSQL_ROW' undeclared (first use in this function)
mdmysql.c:19: error: syntax error before "row"
mdmysql.c:32: error: `mysql' undeclared (first use in this function)
mdmysql.c:32: warning: implicit declaration of function `mysql_connect'
mdmysql.c:32: error: `mysql_buf' undeclared (first use in this function)
mdmysql.c:32: error: `server' undeclared (first use in this function)
mdmysql.c:32: error: `userid' undeclared (first use in this function)
mdmysql.c:32: error: `password' undeclared (first use in this function)
mdmysql.c:37: warning: implicit declaration of function `mysql_select_db'
mdmysql.c:39: warning: implicit declaration of function `mysql_close'
mdmysql.c:64: warning: implicit declaration of function `mysql_query'
mdmysql.c:73: warning: implicit declaration of function `mysql_store_result'
mdmysql.c:81: warning: implicit declaration of function `mysql_num_rows'
mdmysql.c:83: warning: implicit declaration of function `mysql_free_result'
mdmysql.c:88: error: `row' undeclared (first use in this function)
mdmysql.c:88: warning: implicit declaration of function `mysql_fetch_row'
make[1]: ** [mdmysql.o] Erro 1
make[1]: Leaving directory `/root/source/maildrop-1.6.3/maildrop'
make: ** [check-recursive] Erro 1
[root@logos maildrop-1.6.3]#

isso acontece em todas as verssões que temto compilar ....
o que pode ser ....

vi que ele mostra alguma coisa falando do mysql ....

mdmysql.c:10:25: mysql/mysql.h: Arquivo ou diretório não encontrado
mdmysql.c:11:26: mysql/errmsg.h: Arquivo ou diretório não encontrado

HELP ME ... !!! !!! !!!

Falow ...