when building Proj4 I'm getting the following error. I have no idea what I need to do. I have installed sqlite3 and the development package from the yum repository. I'm running Centos 7.
make[2]: Entering directory `/home/ruggedroutes/Sources/proj-6.0.0/src'
/bin/sh ../libtool --tag=CXX --mode=link g++ -std=c++11 -Wall -Wextra -Winit-self -Wunused-parameter -Wformat -Werror=format-security -Wno-format-nonliteral -Wlogical-op -Wshadow -Werror=vla -Wmissing-declarations -Wnon-virtual-dtor -Woverloaded-virtual -Wdeprecated -fno-operator-names -Wzero-as-null-pointer-constant -DPROJ_COMPILATION -g -O2 -fvisibility=hidden -o proj apps/proj.o apps/emess.o libproj.la -lpthread -lm
libtool: link: g++ -std=c++11 -Wall -Wextra -Winit-self -Wunused-parameter -Wformat -Werror=format-security -Wno-format-nonliteral -Wlogical-op -Wshadow -Werror=vla -Wmissing-declarations -Wnon-virtual-dtor -Woverloaded-virtual -Wdeprecated -fno-operator-names -Wzero-as-null-pointer-constant -DPROJ_COMPILATION -g -O2 -fvisibility=hidden -o .libs/proj apps/proj.o apps/emess.o ./.libs/libproj.so -lpthread -lm -Wl,-rpath -Wl,/usr/bin/lib
./.libs/libproj.so: undefined reference to `sqlite3_column_text'
./.libs/libproj.so: undefined reference to `sqlite3_close'
./.libs/libproj.so: undefined reference to `sqlite3_reset'
./.libs/libproj.so: undefined reference to `sqlite3_result_double'
./.libs/libproj.so: undefined reference to `sqlite3_open_v2'
./.libs/libproj.so: undefined reference to `sqlite3_vfs_register'
./.libs/libproj.so: undefined reference to `sqlite3_result_int'
./.libs/libproj.so: undefined reference to `sqlite3_value_double'
./.libs/libproj.so: undefined reference to `sqlite3_result_null'
./.libs/libproj.so: undefined reference to `sqlite3_bind_double'
./.libs/libproj.so: undefined reference to `sqlite3_create_function'
./.libs/libproj.so: undefined reference to `sqlite3_finalize'
./.libs/libproj.so: undefined reference to `sqlite3_bind_text'
./.libs/libproj.so: undefined reference to `sqlite3_vfs_find'
./.libs/libproj.so: undefined reference to `sqlite3_step'
./.libs/libproj.so: undefined reference to `sqlite3_vfs_unregister'
./.libs/libproj.so: undefined reference to `sqlite3_column_count'
./.libs/libproj.so: undefined reference to `sqlite3_errmsg'
./.libs/libproj.so: undefined reference to `sqlite3_value_type'
./.libs/libproj.so: undefined reference to `sqlite3_snprintf'
./.libs/libproj.so: undefined reference to `sqlite3_value_int64'
./.libs/libproj.so: undefined reference to `sqlite3_prepare_v2'
collect2: error: ld returned 1 exit status
make[2]: *** [proj] Error 1
make[2]: Leaving directory `/home/ruggedroutes/Sources/proj-6.0.0/src'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/home/ruggedroutes/Sources/proj-6.0.0/src'
make: *** [all-recursive] Error 1