diff --git a/cgosqlite/cgosqlite.go b/cgosqlite/cgosqlite.go
index a3fae26..1b6c873 100644
--- a/cgosqlite/cgosqlite.go
+++ b/cgosqlite/cgosqlite.go
@@ -1,5 +1,6 @@
 package cgosqlite
 
+/*
 // This list of compiler options is heavily influenced by:
 //
 // https://www.sqlite.org/compile.html#recommended_compile_time_options
@@ -7,45 +8,46 @@ package cgosqlite
 // One exception is we do not use SQLITE_OMIT_DECLTYPE, as the design
 // of the database/sql driver seems to require it.
 
-// #cgo CFLAGS: -DSQLITE_THREADSAFE=2
-// #cgo CFLAGS: -DSQLITE_DQS=0
-// #cgo CFLAGS: -DSQLITE_DEFAULT_MEMSTATUS=0
-// #cgo CFLAGS: -DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1
-// #cgo CFLAGS: -DSQLITE_LIKE_DOESNT_MATCH_BLOBS
-// #cgo CFLAGS: -DSQLITE_MAX_EXPR_DEPTH=0
-// #cgo CFLAGS: -DSQLITE_OMIT_DEPRECATED
-// #cgo CFLAGS: -DSQLITE_OMIT_PROGRESS_CALLBACK
-// #cgo CFLAGS: -DSQLITE_OMIT_SHARED_CACHE
-// #cgo CFLAGS: -DSQLITE_USE_ALLOCA
-// #cgo CFLAGS: -DSQLITE_OMIT_AUTOINIT
-// #cgo CFLAGS: -DSQLITE_OMIT_LOAD_EXTENSION
-// #cgo CFLAGS: -DSQLITE_ENABLE_FTS5
-// #cgo CFLAGS: -DSQLITE_ENABLE_RTREE
-// #cgo CFLAGS: -DSQLITE_ENABLE_JSON1
-// #cgo CFLAGS: -DSQLITE_ENABLE_SESSION
-// #cgo CFLAGS: -DSQLITE_ENABLE_SNAPSHOT
-// #cgo CFLAGS: -DSQLITE_ENABLE_PREUPDATE_HOOK
-// #cgo CFLAGS: -DSQLITE_ENABLE_COLUMN_METADATA
-// #cgo CFLAGS: -DSQLITE_ENABLE_STAT4
-// #cgo CFLAGS: -DSQLITE_ENABLE_DBSTAT_VTAB=1
-// #cgo CFLAGS: -DSQLITE_TEMP_STORE=1
-// #cgo CFLAGS: -DHAVE_USLEEP=1
-//
-// // Select POSIX 2014 at least for clock_gettime.
-// #cgo CFLAGS: -D_XOPEN_SOURCE=600
-// #cgo CFLAGS: -D_DARWIN_C_SOURCE=1
-//
-// // Ignore unknown warning options, to silence spurious complaints from
-// // Apple's build of Clang that does not know certain GCC warnings.
-// #cgo CFLAGS: -Wno-unknown-warning-option
-//
-// // Quiet bogus warnings (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115274)
-// #cgo CFLAGS: -Wno-stringop-overread
-//
-// // libm is required by the FTS5 extension, on Linux.
-// #cgo linux LDFLAGS: -lm
-//
-// #include "cgosqlite.h"
+#cgo CFLAGS: -DSQLITE_THREADSAFE=2
+#cgo CFLAGS: -DSQLITE_DQS=0
+#cgo CFLAGS: -DSQLITE_DEFAULT_MEMSTATUS=0
+#cgo CFLAGS: -DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1
+#cgo CFLAGS: -DSQLITE_LIKE_DOESNT_MATCH_BLOBS
+#cgo CFLAGS: -DSQLITE_MAX_EXPR_DEPTH=0
+#cgo CFLAGS: -DSQLITE_OMIT_DEPRECATED
+#cgo CFLAGS: -DSQLITE_OMIT_PROGRESS_CALLBACK
+#cgo CFLAGS: -DSQLITE_OMIT_SHARED_CACHE
+#cgo CFLAGS: -DSQLITE_USE_ALLOCA
+#cgo CFLAGS: -DSQLITE_OMIT_AUTOINIT
+#cgo CFLAGS: -DSQLITE_OMIT_LOAD_EXTENSION
+#cgo CFLAGS: -DSQLITE_ENABLE_FTS5
+#cgo CFLAGS: -DSQLITE_ENABLE_RTREE
+#cgo CFLAGS: -DSQLITE_ENABLE_JSON1
+#cgo CFLAGS: -DSQLITE_ENABLE_SESSION
+#cgo CFLAGS: -DSQLITE_ENABLE_SNAPSHOT
+#cgo CFLAGS: -DSQLITE_ENABLE_PREUPDATE_HOOK
+#cgo CFLAGS: -DSQLITE_ENABLE_COLUMN_METADATA
+#cgo CFLAGS: -DSQLITE_ENABLE_STAT4
+#cgo CFLAGS: -DSQLITE_ENABLE_DBSTAT_VTAB=1
+#cgo CFLAGS: -DSQLITE_TEMP_STORE=1
+#cgo CFLAGS: -DHAVE_USLEEP=1
+
+// Select POSIX 2014 at least for clock_gettime.
+#cgo CFLAGS: -D_XOPEN_SOURCE=600
+#cgo CFLAGS: -D_DARWIN_C_SOURCE=1
+
+// Ignore unknown warning options, to silence spurious complaints from
+// Apple's build of Clang that does not know certain GCC warnings.
+#cgo CFLAGS: -Wno-unknown-warning-option
+
+// Quiet bogus warnings (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115274)
+#cgo CFLAGS: -Wno-stringop-overread
+
+// libm is required by the FTS5 extension, on Linux.
+#cgo linux LDFLAGS: -lm
+
+#include "cgosqlite.h"
+*/
 import "C"
 import (
 	"sync"
diff --git a/cgosqlite/logcallback.go b/cgosqlite/logcallback.go
index 44aee0f..1eb394a 100644
--- a/cgosqlite/logcallback.go
+++ b/cgosqlite/logcallback.go
@@ -1,18 +1,20 @@
 package cgosqlite
 
-// #include <sqlite3.h>
-//
-// void logCallbackGo(void* userData, int errCode, char* msgC);
-//
-// static void log_callback_into_go(void *userData, int errCode, const char *msg) {
-// 	logCallbackGo(userData, errCode, (char*)msg);
-// }
-//
-// static int ts_sqlite3_config_log(void) {
-// 	// TODO(raggi): if the library gains new uses of sqlite3_config they need to
-// 	// share a mutex.
-// 	return sqlite3_config(SQLITE_CONFIG_LOG, log_callback_into_go, NULL);
-// }
+/*
+#include <sqlite3.h>
+
+void logCallbackGo(void* userData, int errCode, char* msgC);
+
+static void log_callback_into_go(void *userData, int errCode, const char *msg) {
+	logCallbackGo(userData, errCode, (char*)msg);
+}
+
+static int ts_sqlite3_config_log(void) {
+	// TODO(raggi): if the library gains new uses of sqlite3_config they need to
+	// share a mutex.
+	return sqlite3_config(SQLITE_CONFIG_LOG, log_callback_into_go, NULL);
+}
+*/
 import "C"
 import (
 	"sync"
diff --git a/cgosqlite/walcallback.go b/cgosqlite/walcallback.go
index e3fd0d5..022ea4c 100644
--- a/cgosqlite/walcallback.go
+++ b/cgosqlite/walcallback.go
@@ -1,6 +1,8 @@
 package cgosqlite
 
-// #include <sqlite3.h>
+/*
+#include <sqlite3.h>
+*/
 import "C"
 import (
 	"sync"