Fixed #5613 (use --target-glib in build).

src/CMakeLists.txt

@@ -311,9 +311,11 @@ else ()
     message(STATUS "Unity launcher support: OFF")
 endif ()
 
+set(TARGET_GLIB 2.32)
+
 pkg_check_modules(DEPS REQUIRED QUIET
     gthread-2.0
-    glib-2.0>=2.30.0
+    glib-2.0>=${TARGET_GLIB}.0
     gio-2.0>=2.28.0
     gtk+-3.0>=3.4.0
     gee-1.0>=0.6.0
@@ -364,6 +366,7 @@ add_definitions(${CFLAGS})
 
 set(VALAC_OPTIONS
     --vapidir=${CMAKE_SOURCE_DIR}/vapi
+    --target-glib=${TARGET_GLIB}
     --thread
     --enable-checking
     --debug