cat /usr/lib64/ruby/gems/1.9.1/gems/sqlite3-1.3.4/ext/sqlite3/gem_make.out
/usr/bin/ruby extconf.rb
checking for sqlite3.h... yes
checking for sqlite3_libversion_number() in -lsqlite3... yes
checking for rb_proc_arity()... yes
checking for sqlite3_initialize()... no
checking for sqlite3_backup_init()... no
checking for sqlite3_column_database_name()... no
checking for sqlite3_enable_load_extension()... no
checking for sqlite3_load_extension()... no
creating Makefile

make
gcc -I. -I/usr/include/ruby/ruby-1.9.1/x86_64-linux -I/usr/include/ruby/ruby-1.9.1/ruby/backward -I/usr/include/ruby/ruby-1.9.1 -I. -DHAVE_RB_PROC_ARITY    -fPIC -O2 -g -mtune=generic -Wall -fno-strict-aliasing -fPIC  -o sqlite3.o -c sqlite3.c
gcc -I. -I/usr/include/ruby/ruby-1.9.1/x86_64-linux -I/usr/include/ruby/ruby-1.9.1/ruby/backward -I/usr/include/ruby/ruby-1.9.1 -I. -DHAVE_RB_PROC_ARITY    -fPIC -O2 -g -mtune=generic -Wall -fno-strict-aliasing -fPIC  -o database.o -c database.c
database.c: In function ‘initialize’:
database.c:47: error: ‘SQLITE_OPEN_READWRITE’ undeclared (first use in this function)
database.c:47: error: (Each undeclared identifier is reported only once
database.c:47: error: for each function it appears in.)
database.c:47: error: ‘SQLITE_OPEN_CREATE’ undeclared (first use in this function)
database.c:72: error: ‘SQLITE_OPEN_READONLY’ undeclared (first use in this function)
database.c:74: warning: implicit declaration of function ‘sqlite3_open_v2’
database.c: In function ‘set_sqlite3_func_result’:
database.c:278: error: ‘sqlite3_int64’ undeclared (first use in this function)
database.c: In function ‘collation’:
database.c:621: warning: implicit declaration of function ‘sqlite3_create_collation_v2’
database.c: In function ‘load_extension’:
database.c:650: warning: implicit declaration of function ‘sqlite3_load_extension’
database.c: In function ‘enable_load_extension’:
database.c:671: warning: implicit declaration of function ‘sqlite3_enable_load_extension’
make: *** [database.o] Error 1