Httpd not starting

I compiled apache 2.2.15 from source and installed it. When I try to start it, its not coming up.

# ./httpd -k start
# echo $?
1
# ps -ef | grep httpd | grep -v grep
#

# ./httpd -v
Server version: Apache/2.2.15 (Unix)
Server built:   Dec 13 2013 04:31:41

When I run it in gdb I am getting the below output:

(gdb) run
Starting program: /opt/hpws22/apache/bin/httpd
[New process 12520]
warning: reading register 584: No such process
warning: reading register 473: No such process
warning: reading register 474: No such process
warning: reading register 585: No such process
Detaching after fork from process 12520
[New process 12521]
warning: reading register 584: No such process
warning: reading register 473: No such process
warning: reading register 474: No such process
warning: reading register 585: No such process
Detaching after fork from process 12521
[New process 12523]
warning: reading register 584: No such process
warning: reading register 473: No such process
warning: reading register 474: No such process
warning: reading register 585: No such process
Detaching after fork from process 12523
[New process 12525]
warning: reading register 584: No such process
warning: reading register 473: No such process
warning: reading register 474: No such process
warning: reading register 585: No such process
Detaching after fork from process 12525
[New process 12527]
warning: reading register 584: No such process
warning: reading register 473: No such process
warning: reading register 474: No such process
warning: reading register 585: No such process
Detaching after fork from process 12527

Program exited with code 01.
(gdb)

There is nothing wrong with the httpd.conf file as far as I know:

# ./httpd -t
Syntax OK

I am using HP-UX 11.31

# ./httpd -e debug
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_file_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_dbm_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_anon_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_dbd_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_default_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authn_alias_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_host_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_groupfile_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_user_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_dbm_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_owner_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authnz_ldap_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module authz_default_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module auth_basic_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module auth_digest_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module file_cache_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module cache_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module disk_cache_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module mem_cache_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dbd_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module bucketeer_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dumpio_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module echo_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module example_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module case_filter_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module case_filter_in_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module ext_filter_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module include_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module filter_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module substitute_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module charset_lite_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module ldap_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module log_config_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module log_forensic_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module logio_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module env_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module mime_magic_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module cern_meta_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module expires_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module headers_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module ident_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module usertrack_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module setenvif_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module version_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_connect_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_ftp_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_http_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_ajp_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module proxy_balancer_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module ssl_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module mime_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dav_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module status_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module autoindex_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module asis_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module info_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module suexec_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module cgid_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dav_fs_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dav_lock_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module vhost_alias_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module negotiation_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module dir_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module imagemap_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module actions_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module speling_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module userdir_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module alias_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module rewrite_module
[Fri Dec 13 06:21:16 2013] [debug] mod_so.c(246): loaded module jk_module
#

Why don't use apachectl to start it?

Tried, but got the same result.

Could you please post the content of the error log?

Actually no logs were generated in apache/logs. The directory was empty.

I thinks it was some mistake that I made while compiling the code. It is working fine after I have compiled again.