required for 'network-sandbox'

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,16 +7,8 @@
 find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Core Widgets)
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Core Widgets REQUIRED)
 
-include(FetchContent)
-FetchContent_Declare(
-	inih
-	GIT_REPOSITORY https://github.com/benhoyt/inih.git
-	GIT_TAG r44
-)
-FetchContent_GetProperties(inih)
-if (NOT inih_POPULATED)
-	FetchContent_MakeAvailable(inih)
-endif()
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(INIH REQUIRED inih)
 
 add_executable(
 	zdl
@@ -46,9 +38,9 @@
 	libwad.cpp
 	qzdl.cpp
 	${PROJECT_SOURCE_DIR}/zdlconf/zdlconf.cpp
-	${inih_SOURCE_DIR}/ini.c
 )
 
 target_include_directories(zdl PRIVATE ${PROJECT_SOURCE_DIR}/zdlconf)
-target_include_directories(zdl PRIVATE ${inih_SOURCE_DIR})
-target_link_libraries(zdl Qt${QT_VERSION_MAJOR}::Core Qt${QT_VERSION_MAJOR}::Widgets)
+target_include_directories(zdl PRIVATE ${INIH_INCLUDE_DIRS})
+target_link_libraries(zdl Qt${QT_VERSION_MAJOR}::Core Qt${QT_VERSION_MAJOR}::Widgets ${INIH_LIBRARIES})
+target_compile_options(zdl PRIVATE ${INIH_CFLAGS_OTHER})