gcc -DHAVE_CONFIG_H -I. -I../apache2  -DLINUX=2 -D_REENTRANT -D_GNU_SOURCE -D_LARGEFILE64_SOURCE -I../apache2  -I/usr/local/apr/include/apr-1    -g -O2 -MT mlogc-mlogc.o -MD -MP -MF .deps/mlogc-mlogc.Tpo -c -o mlogc-mlogc.o `test -f 'mlogc.c' || echo './'`mlogc.c
mlogc.c:32:23: error: curl/curl.h: No such file or directory
mlogc.c:1096: error: expected ) before * token
mlogc.c: In function logc_init:
mlogc.c:1201: error: CURL undeclared (first use in this function)
mlogc.c:1201: error: (Each undeclared identifier is reported only once
mlogc.c:1201: error: for each function it appears in.)
mlogc.c:1201: error: expected expression before ) token
mlogc.c:1209: error: curl undeclared (first use in this function)
mlogc.c:1215: error: CURLOPT_UPLOAD undeclared (first use in this function)
mlogc.c:1216: error: CURLOPT_ERRORBUFFER undeclared (first use in this function)
mlogc.c:1217: error: CURLOPT_URL undeclared (first use in this function)
mlogc.c:1218: error: CURLOPT_HTTPAUTH undeclared (first use in this function)
mlogc.c:1218: error: CURLAUTH_BASIC undeclared (first use in this function)
mlogc.c:1219: error: CURLOPT_SSL_VERIFYPEER undeclared (first use in this function)
mlogc.c:1220: error: CURLOPT_SSL_VERIFYHOST undeclared (first use in this function)
mlogc.c:1222: error: CURLOPT_SSLVERSION undeclared (first use in this function)
mlogc.c:1222: error: CURL_SSLVERSION_SSLv3 undeclared (first use in this function)
mlogc.c:1223: error: CURLOPT_CONNECTTIMEOUT undeclared (first use in this function)
mlogc.c:1224: error: CURLOPT_NOSIGNAL undeclared (first use in this function)
mlogc.c:1225: error: CURLOPT_HEADER undeclared (first use in this function)
mlogc.c:1227: error: CURLOPT_WRITEFUNCTION undeclared (first use in this function)
mlogc.c:1229: error: expected expression before ) token
mlogc.c: In function thread_worker:
mlogc.c:1346: error: CURL undeclared (first use in this function)
mlogc.c:1346: error: curl undeclared (first use in this function)
mlogc.c:1346: error: expected expression before ) token
mlogc.c:1355: error: CURL_ERROR_SIZE undeclared (first use in this function)
mlogc.c:1503: error: CURLcode undeclared (first use in this function)
mlogc.c:1503: error: expected ; before res
mlogc.c:1538: error: CURLOPT_VERBOSE undeclared (first use in this function)
mlogc.c:1539: error: CURLOPT_DEBUGFUNCTION undeclared (first use in this function)
mlogc.c:1540: error: curl_debugfunction undeclared (first use in this function)
mlogc.c:1541: error: CURLOPT_DEBUGDATA undeclared (first use in this function)
mlogc.c:1542: error: CURLOPT_ERRORBUFFER undeclared (first use in this function)
mlogc.c:1543: error: CURLOPT_USERPWD undeclared (first use in this function)
mlogc.c:1544: error: CURLOPT_WRITEDATA undeclared (first use in this function)
mlogc.c:1546: warning: assignment makes pointer from integer without a cast
mlogc.c:1547: warning: assignment makes pointer from integer without a cast
mlogc.c:1548: warning: assignment makes pointer from integer without a cast
mlogc.c:1549: error: CURLOPT_HTTPHEADER undeclared (first use in this function)
mlogc.c:1561: error: CURLOPT_READDATA undeclared (first use in this function)
mlogc.c:1562: error: CURLOPT_INFILESIZE_LARGE undeclared (first use in this function)
mlogc.c:1569: error: res undeclared (first use in this function)
mlogc.c:1576: error: CURLINFO_RESPONSE_CODE undeclared (first use in this function)
mlogc.c:1620: error: CURLINFO_TOTAL_TIME undeclared (first use in this function)
mlogc.c:1622: error: CURLINFO_SIZE_UPLOAD undeclared (first use in this function)
mlogc.c:1741: error: expected expression before ) token
mlogc.c: In function create_new_worker:
mlogc.c:1766: error: CURL undeclared (first use in this function)
mlogc.c:1766: error: curlptr undeclared (first use in this function)
mlogc.c:1803: error: expected expression before ) token
mlogc.c: In function version:
mlogc.c:2223: error: LIBCURL_VERSION undeclared (first use in this function)
mlogc.c: In function main:
mlogc.c:2237: error: CURL_GLOBAL_ALL undeclared (first use in this function)
make[1]: *** [mlogc-mlogc.o] Error 1
make[1]: Leaving directory `/root/modsecurity-apache_2.6.6/mlogc'
make: *** [all-recursive] Error 1

[Sat Jul 28 12:30:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.
[Sat Jul 28 12:35:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.
[Sat Jul 28 12:40:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.
[Sat Jul 28 12:45:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.
[Sat Jul 28 12:50:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.
[Sat Jul 28 12:55:01 2012] [error] ModSecurity: ModSecurity requires mod_unique_id to be installed.

cd /path/to/apache/source
find . -name 'mod_unique_id.*'

root@linux1 [~/httpd-2.4.2/modules/metadata]# apxs -i -a -c mod_unique_id.c     /usr/local/apache/build/libtool --silent --mode=compile gcc -prefer-pic --param ggc-min-expand=1 --param ggc-min-heapsize=4096  -DLINUX=2 -D_REENTRANT -D_GNU_SOURCE -D_LARGEFILE64_SOURCE --param ggc-min-expand=1 --param ggc-min-heapsize=4096 -pthread -I/opt/pcre/include -I/usr/local/apache/include  -I/usr/local/apache/include   -I/usr/local/apache/include   -c -o mod_unique_id.lo mod_unique_id.c && touch mod_unique_id.slo
mod_unique_id.c: In function unique_id_global_init:
mod_unique_id.c:175: error: expected ) before string constant
mod_unique_id.c:175: warning: passing argument 6 of ap_log_error makes pointer from integer without a cast
/usr/local/apache/include/http_log.h:171: note: expected const char * but argument is of type int
mod_unique_id.c:184: error: expected ) before string constant
mod_unique_id.c:184: warning: passing argument 6 of ap_log_error makes pointer from integer without a cast
/usr/local/apache/include/http_log.h:171: note: expected const char * but argument is of type int
mod_unique_id.c:191: error: expected ) before string constant
mod_unique_id.c:191: warning: passing argument 6 of ap_log_error makes pointer from integer without a cast
/usr/local/apache/include/http_log.h:171: note: expected const char * but argument is of type int
mod_unique_id.c:200: error: expected ) before string constant
mod_unique_id.c:201: warning: passing argument 6 of ap_log_error makes pointer from integer without a cast
/usr/local/apache/include/http_log.h:171: note: expected const char * but argument is of type int
mod_unique_id.c: In function unique_id_child_init:
mod_unique_id.c:244: error: expected ) before string constant
mod_unique_id.c:244: warning: passing argument 6 of ap_log_error makes pointer from integer without a cast
/usr/local/apache/include/http_log.h:171: note: expected const char * but argument is of type int
mod_unique_id.c: In function set_unique_id:
mod_unique_id.c:379: error: request_rec has no member named log_id
mod_unique_id.c: At top level:
mod_unique_id.c:400: warning: data definition has no type or storage class
mod_unique_id.c:400: warning: parameter names (without types) in function declaration
mod_unique_id.c:400: error: function AP_DECLARE_MODULE is initialized like a variable
mod_unique_id.c:401: error: invalid initializer
mod_unique_id.c:401: error: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:401: warning: excess elements in scalar initializer
mod_unique_id.c:401: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:402: warning: excess elements in scalar initializer
mod_unique_id.c:402: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:403: warning: excess elements in scalar initializer
mod_unique_id.c:403: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:404: warning: excess elements in scalar initializer
mod_unique_id.c:404: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:405: warning: excess elements in scalar initializer
mod_unique_id.c:405: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:406: warning: excess elements in scalar initializer
mod_unique_id.c:406: warning: (near initialization for AP_DECLARE_MODULE)
mod_unique_id.c:408: warning: excess elements in scalar initializer
mod_unique_id.c:408: warning: (near initialization for AP_DECLARE_MODULE)
apxs:Error: Command failed with rc=65536