title: pdo_parse_params error in pdo_odbc.so whenever PHP starts in Fedora 20
body: <p>I'm getting this error when I try to start PHP via command line:</p>
  
  <pre><code>PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/lib64/php/modules/pdo_odbc.so' - /usr/lib64/php/modules/pdo_odbc.so: undefined symbol: pdo_parse_params in Unknown on line 0
  </code></pre>
  
  <p>Here are the PHP packages I have installed:</p>
  
  <pre><code>php.x86_64                      5.5.7-1.fc20        @updates                    
  php-ZendFramework.noarch        1.12.3-3.fc20       @updates                    
  php-bcmath.x86_64               5.5.7-1.fc20        @updates                    
  php-cli.x86_64                  5.5.7-1.fc20        @updates                    
  php-common.x86_64               5.5.7-1.fc20        @updates                    
  php-devel.x86_64                5.5.7-1.fc20        @updates                    
  php-gd.x86_64                   5.5.7-1.fc20        @updates                    
  php-mcrypt.x86_64               5.5.7-1.fc20        @updates                    
  php-mssql.x86_64                5.5.7-1.fc20        @updates                    
  php-odbc.x86_64                 5.5.7-1.fc20        @updates                    
  php-pdo.x86_64                  5.5.7-1.fc20        @updates                    
  php-pear.noarch                 1:1.9.4-23.fc20     @fedora                     
  php-pecl-jsonc.x86_64           1.3.3-1.fc20        @updates                    
  php-pecl-jsonc-devel.x86_64     1.3.3-1.fc20        @updates                    
  php-process.x86_64              5.5.7-1.fc20        @updates                    
  php-xml.x86_64                  5.5.7-1.fc20        @updates
  </code></pre>
  
  <p>I have <code>extension=pdo_odbc.so</code> and <code>extension=oci8.so</code> as the only extensions defined in my <code>/etc/php.ini</code> file. There are also a lot of .ini files in the <code>/etc/php.d</code> directory that loads most of the other extensions. The following .so files are in the <code>/usr/lib64/php/modules</code> directory:</p>
  
  <pre><code>-rwxr-xr-x. 1 root root   32560 Dec 10 23:51 bcmath.so
  -rwxr-xr-x. 1 root root   24696 Dec 10 23:51 bz2.so
  -rwxr-xr-x. 1 root root   33752 Dec 10 23:51 calendar.so
  -rwxr-xr-x. 1 root root   15568 Dec 10 23:51 ctype.so
  -rwxr-xr-x. 1 root root   86912 Dec 10 23:51 curl.so
  -rwxr-xr-x. 1 root root  180608 Dec 10 23:51 dom.so
  -rwxr-xr-x. 1 root root   65496 Dec 10 23:51 exif.so
  -rwxr-xr-x. 1 root root 2713328 Dec 10 23:51 fileinfo.so
  -rwxr-xr-x. 1 root root   53624 Dec 10 23:51 ftp.so
  -rwxr-xr-x. 1 root root  120904 Dec 10 23:51 gd.so
  -rwxr-xr-x. 1 root root   15640 Dec 10 23:51 gettext.so
  -rwxr-xr-x. 1 root root   45080 Dec 10 23:51 iconv.so
  -rwxr-xr-x. 1 root root   40840 Dec 12 09:13 json.so
  -rwxr-xr-x. 1 root root   45256 Dec 10 23:51 mcrypt.so
  -rwxr-xr-x. 1 root root   53816 Dec 10 23:51 mssql.so
  -rwxr-xr-x. 1 root root  560751 Jan 10 10:20 oci8.so
  -rwxr-xr-x. 1 root root   70312 Dec 10 23:51 odbc.so
  -rwxr-xr-x. 1 root root   25008 Dec 10 23:51 pdo_dblib.so
  -rwxr-xr-x. 1 root root   28856 Dec 10 23:51 pdo_odbc.so
  -rwxr-xr-x. 1 root root  116240 Dec 10 23:51 pdo.so
  -rwxr-xr-x. 1 root root   29168 Dec 10 23:51 pdo_sqlite.so
  -rwxr-xr-x. 1 root root  272000 Dec 10 23:51 phar.so
  -rwxr-xr-x. 1 root root   32880 Dec 10 23:51 posix.so
  -rwxr-xr-x. 1 root root   15624 Dec 10 23:51 shmop.so
  -rwxr-xr-x. 1 root root   54176 Dec 10 23:51 simplexml.so
  -rwxr-xr-x. 1 root root   91368 Dec 10 23:51 sockets.so
  -rwxr-xr-x. 1 root root   51336 Dec 10 23:51 sqlite3.so
  -rwxr-xr-x. 1 root root   19880 Dec 10 23:51 sysvmsg.so
  -rwxr-xr-x. 1 root root   11496 Dec 10 23:51 sysvsem.so
  -rwxr-xr-x. 1 root root   15720 Dec 10 23:51 sysvshm.so
  -rwxr-xr-x. 1 root root   19712 Dec 10 23:51 tokenizer.so
  -rwxr-xr-x. 1 root root   36720 Dec 10 23:51 wddx.so
  -rwxr-xr-x. 1 root root   32888 Dec 10 23:51 xmlreader.so
  -rwxr-xr-x. 1 root root   54072 Dec 10 23:51 xml.so
  -rwxr-xr-x. 1 root root   49152 Dec 10 23:51 xmlwriter.so
  -rwxr-xr-x. 1 root root   37104 Dec 10 23:51 xsl.so
  </code></pre>
  
  <p>The output of when I run phpinfo() can be found <a href="http://pastebin.com/h3qKxrmT" rel="noreferrer">here</a>.</p>
  
  <p>Contents of <code>pdo_odbc.ini</code> at /etc/php.d:</p>
  
  <pre><code>; Enable pdo_odbc extension module
  extension=pdo_odbc.so
  </code></pre>
  
  <p>Output of <code>readelf -Ws pdo_odbc.so</code>:</p>
  
  <pre><code>Symbol table '.dynsym' contains 83 entries:
     Num:    Value          Size Type    Bind   Vis      Ndx Name
       0: 0000000000000000     0 NOTYPE  LOCAL  DEFAULT  UND 
       1: 0000000000001ac0     0 SECTION LOCAL  DEFAULT    9 
       2: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND convert_to_long
       3: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND pdo_parse_params
       4: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_pdo_unregister_driver
       5: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND free@GLIBC_2.2.5 (2)
       6: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND strcasecmp@GLIBC_2.2.5 (2)
       7: 0000000000000000     0 NOTYPE  WEAK   DEFAULT  UND _ITM_deregisterTMCloneTable
       8: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLParamData
       9: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND cfg_get_string
      10: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLRowCount
      11: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _estrdup
      12: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND strlen@GLIBC_2.2.5 (2)
      13: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLFreeHandle
      14: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLFetchScroll
      15: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND __stack_chk_fail@GLIBC_2.4 (3)
      16: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _zval_dtor_func
      17: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLDriverConnect
      18: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLPutData
      19: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND zend_fetch_resource
      20: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND strchr@GLIBC_2.2.5 (2)
      21: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_info_print_table_row
      22: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _php_stream_stat
      23: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLGetDiagRec
      24: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLDescribeCol
      25: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _erealloc
      26: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_pdo_get_exception
      27: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND zend_hash_index_find
      28: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND zend_declare_class_constant_long
      29: 0000000000000000     0 NOTYPE  WEAK   DEFAULT  UND __gmon_start__
      30: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLCloseCursor
      31: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLSetEnvAttr
      32: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_error_docref0
      33: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_info_print_table_end
      34: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _safe_malloc
      35: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND memcpy@GLIBC_2.14 (4)
      36: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLConnect
      37: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND zend_throw_exception_ex
      38: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_file_le_stream
      39: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLDescribeParam
      40: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_info_print_table_header
      41: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_pdo_register_driver
      42: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLColAttribute
      43: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_pdo_get_dbh_ce
      44: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLPrepare
      45: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _ecalloc
      46: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLSetConnectAttr
      47: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND __strcpy_chk@GLIBC_2.3.4 (5)
      48: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _convert_to_string
      49: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLExecute
      50: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _efree
      51: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLExecDirect
      52: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND zval_is_true
      53: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLSetCursorName
      54: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLDisconnect
      55: 0000000000000000     0 NOTYPE  WEAK   DEFAULT  UND _Jv_RegisterClasses
      56: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _php_stream_read
      57: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND add_next_index_string
      58: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _estrndup
      59: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLEndTran
      60: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _emalloc
      61: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLNumResultCols
      62: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLGetData
      63: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_file_le_pstream
      64: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND _zval_copy_ctor_func
      65: 0000000000000000     0 NOTYPE  WEAK   DEFAULT  UND _ITM_registerTMCloneTable
      66: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLBindParameter
      67: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLGetCursorName
      68: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND add_next_index_long
      69: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLSetStmtAttr
      70: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLAllocHandle
      71: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND php_info_print_table_start
      72: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLBindCol
      73: 0000000000000000     0 FUNC    WEAK   DEFAULT  UND __cxa_finalize@GLIBC_2.2.5 (2)
      74: 0000000000000000     0 NOTYPE  GLOBAL DEFAULT  UND spprintf
      75: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND strstr@GLIBC_2.2.5 (2)
      76: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND SQLMoreResults
      77: 0000000000206438     0 NOTYPE  GLOBAL DEFAULT   23 _edata
      78: 0000000000206440     0 NOTYPE  GLOBAL DEFAULT   24 _end
      79: 0000000000002310     8 FUNC    GLOBAL DEFAULT   11 get_module
      80: 0000000000206438     0 NOTYPE  GLOBAL DEFAULT   24 __bss_start
      81: 0000000000001ac0     0 FUNC    GLOBAL DEFAULT    9 _init
      82: 00000000000045a4     0 FUNC    GLOBAL DEFAULT   12 _fini
  </code></pre>