diff --git a/CMakeLists.txt b/CMakeLists.txt
index 986b594..77e6d2b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -356,6 +356,8 @@ endif ( WIN32 )
 # Check for threads and math
 find_package ( Threads REQUIRED )
 
+unset ( HAS_LIBM CACHE )
+unset ( MATH_LIBRARY CACHE )
 find_library ( HAS_LIBM NAMES "m" )
 if ( HAS_LIBM )
   set ( MATH_LIBRARY "m" )
diff --git a/cmake_admin/FindFLAC.cmake b/cmake_admin/FindFLAC.cmake
deleted file mode 100644
index 2de2f41..0000000
--- a/cmake_admin/FindFLAC.cmake
+++ /dev/null
@@ -1,106 +0,0 @@
-#[=======================================================================[.rst:
-FindFLAC
--------
-
-Finds the FLAC library.
-
-Imported Targets
-^^^^^^^^^^^^^^^^
-
-This module provides the following imported targets, if found:
-
-``FLAC::FLAC``
-  The FLAC C library.
-``FLAC::FLAC++``
-  The FLAC C++ library.
-
-Result Variables
-^^^^^^^^^^^^^^^^
-
-This will define the following variables:
-
-``FLAC_FOUND``
-  True if both libraries were found.
-``FLAC_FLAC_FOUND``
-  True if the C library was found.
-``FLAC_FLAC++_FOUND``
-  True if the C++ library was found..
-
-#]=======================================================================]
-
-# Use pkg-config if available
-find_package(PkgConfig QUIET)
-pkg_check_modules(PC_FLAC QUIET flac)
-pkg_check_modules(PC_FLAC++ QUIET flac++)
-
-# Find the headers and libraries
-find_path(
-  FLAC_INCLUDE_DIR
-  NAMES "FLAC/all.h"
-  HINTS "PC_FLAC_INCLUDEDIR")
-
-find_path(
-  FLAC++_INCLUDE_DIR
-  NAMES "FLAC++/all.h"
-  HINTS "PC_FLAC++_INCLUDEDIR")
-
-find_library(
-  FLAC_LIBRARY
-  NAMES "FLAC"
-  HINTS "${PC_FLAC_LIBDIR}")
-
-find_library(
-  FLAC++_LIBRARY
-  NAMES "FLAC++"
-  HINTS "${PC_FLAC++_LIBDIR}")
-
-# Handle transitive dependencies
-if(PC_FLAC_FOUND)
-  get_target_properties_from_pkg_config("${FLAC_LIBRARY}" "PC_FLAC" "_flac")
-else()
-  if(NOT TARGET "Ogg::ogg")
-    find_package(Ogg QUIET)
-  endif()
-  set(_flac_link_libraries "Ogg::ogg" ${MATH_LIBRARY})
-endif()
-
-if(PC_FLAC++_FOUND)
-  get_target_properties_from_pkg_config("${FLAC++_LIBRARY}" "PC_FLAC++"
-                                        "_flac++")
-else()
-  set(_flac++_link_libraries "FLAC::FLAC")
-endif()
-
-# Forward the result to CMake
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(
-  FLAC REQUIRED_VARS "FLAC_LIBRARY" "FLAC_INCLUDE_DIR" "FLAC++_LIBRARY"
-                     "FLAC++_INCLUDE_DIR")
-
-# Create the target
-if(FLAC_FOUND AND NOT TARGET FLAC::FLAC)
-  add_library(FLAC::FLAC UNKNOWN IMPORTED)
-  set_target_properties(
-    FLAC::FLAC
-    PROPERTIES IMPORTED_LOCATION "${FLAC_LIBRARY}"
-               INTERFACE_COMPILE_OPTIONS "${_flac_compile_options}"
-               INTERFACE_INCLUDE_DIRECTORIES "${FLAC_INCLUDE_DIR}"
-               INTERFACE_LINK_LIBRARIES "${_flac_link_libraries}"
-               INTERFACE_LINK_DIRECTORIES "${_flac_link_directories}")
-  set(FLAC_FLAC_FOUND TRUE)
-endif()
-
-if(FLAC_FOUND AND NOT TARGET FLAC::FLAC++)
-  add_library(FLAC::FLAC++ UNKNOWN IMPORTED)
-  set_target_properties(
-    FLAC::FLAC++
-    PROPERTIES IMPORTED_LOCATION "${FLAC++_LIBRARY}"
-               INTERFACE_COMPILE_OPTIONS "${_flac++_compile_options}"
-               INTERFACE_INCLUDE_DIRECTORIES "${FLAC++_INCLUDE_DIR}"
-               INTERFACE_LINK_LIBRARIES "${_flac++_link_libraries}"
-               INTERFACE_LINK_DIRECTORIES "${_flac++_link_directories}")
-  set(FLAC_FLAC++_FOUND TRUE)
-endif()
-
-mark_as_advanced(FLAC_LIBRARY FLAC_INCLUDE_DIR FLAC++_LIBRARY
-                 FLAC++_INCLUDE_DIR)
diff --git a/cmake_admin/FindGLib2.cmake b/cmake_admin/FindGLib2.cmake
index f6fa6f1..e29d4b1 100644
--- a/cmake_admin/FindGLib2.cmake
+++ b/cmake_admin/FindGLib2.cmake
@@ -108,6 +108,24 @@ if(GLib2_glib-2_LIBRARY AND NOT TARGET GLib2::glib-2)
   if(PC_GLIB2_FOUND)
     get_target_properties_from_pkg_config("${GLib2_glib-2_LIBRARY}" "PC_GLIB2"
                                           "_glib2")
+
+    find_library(
+      Intl_LIBRARY
+      NAMES "intl")
+    if(NOT "${Intl_LIBRARY}" STREQUAL "Intl_LIBRARY-NOTFOUND")
+      get_filename_component(_intl_path "${Intl_LIBRARY}" DIRECTORY)
+      list(APPEND _glib2_link_directories "${_intl_path}")
+      list(APPEND _glib2_link_libraries "intl")
+    endif()
+
+    find_library(
+      Iconv_LIBRARY
+      NAMES "iconv")
+    if(NOT "${Iconv_LIBRARY}" STREQUAL "Iconv_LIBRARY-NOTFOUND")
+      get_filename_component(_iconv_path "${Iconv_LIBRARY}" DIRECTORY)
+      list(APPEND _glib2_link_directories "${_iconv_path}")
+      list(APPEND _glib2_link_libraries "iconv")
+    endif()
   else()
     find_package(Intl QUIET)
     find_package(Iconv QUIET)
@@ -118,35 +136,14 @@ if(GLib2_glib-2_LIBRARY AND NOT TARGET GLib2::glib-2)
       list(APPEND _glib2_link_libraries "Threads::Threads")
     endif()
     list(APPEND _glib2_link_libraries ${MATH_LIBRARY})
-
-    # Glib can link to either PCRE 1 or 2
-    find_library(
-      _pcre2_8bit_library
-      NAMES "pcre2-8"
-      HINTS "${PC_GLIB2_LIBDIR}")
-    if(_pcre2_8bit_library)
-      include(CheckCSourceCompiles)
-      set(_backup_includes ${CMAKE_REQUIRED_INCLUDES})
-      set(_backup_libraries ${CMAKE_REQUIRED_LIBRARIES})
-      set(_backup_libdir ${CMAKE_REQUIRED_LIBRARIES})
-      set(CMAKE_REQUIRED_INCLUDES "${GLib2_INCLUDE_DIRS}")
-      set(CMAKE_REQUIRED_LIBRARIES
-          "${GLib2_glib-2_LIBRARY}" "${_glib2_link_libraries}"
-          "${_pcre2_8bit_library}")
-      check_c_source_compiles(
-        "#include <glib.h>
-    int main(){
-      g_regex_error_quark();
-    }"
-        GLIB2_USES_PCRE2)
-      set(CMAKE_REQUIRED_INCLUDES ${_backup_includes})
-      set(CMAKE_REQUIRED_LIBRARIES ${_backup_libraries})
-    endif()
-    if(GLIB2_USES_PCRE2)
-      list(APPEND _glib2_link_libraries "${_pcre2_8bit_library}")
-    else()
-      list(APPEND _glib2_link_libraries "pcre")
-    endif()
+  endif()
+  find_library(
+    Pcre_LIBRARY
+    NAMES "pcre2-8")
+  if(NOT "${Pcre_LIBRARY}" STREQUAL "Pcre_LIBRARY-NOTFOUND")
+    get_filename_component(_pcre_path "${Pcre_LIBRARY}" DIRECTORY)
+    list(APPEND _glib2_link_directories "${_pcre_path}")
+    list(APPEND _glib2_link_libraries "pcre2-8")
   endif()
 
   # pkg_check_modules consider these as LDFLAGS_OTHER rather instead of
diff --git a/cmake_admin/FindSndFile.cmake b/cmake_admin/FindSndFile.cmake
deleted file mode 100644
index d77333b..0000000
--- a/cmake_admin/FindSndFile.cmake
+++ /dev/null
@@ -1,180 +0,0 @@
-#[=======================================================================[.rst:
-FindSndFile
--------
-
-Finds the SndFile library.
-
-Imported Targets
-^^^^^^^^^^^^^^^^
-
-This module provides the following imported targets, if found:
-
-``SndFile::sndfile``
-  The SndFile library
-
-Result Variables
-^^^^^^^^^^^^^^^^
-
-This will define the following variables:
-
-``SndFile_FOUND``
-  True if the system has the SndFile library.
-``SndFile_VERSION``
-  The version of the SndFile library which was found.
-``SndFile_WITH_EXTERNAL_LIBS``
-  True if the library was built with Xiph codecs.
-
-For compatibility with upstream, the following variables are also set:
-
-``SndFile_WITH_MPEG``
-``SndFile_VERSION_MAJOR``
-``SndFile_VERSION_MINOR``
-``SndFile_VERSION_PATCH``
-``SndFile_LIBRARY``
-``SndFile_LIBRARIES``
-``SNDFILE_LIBRARY``
-``SNDFILE_LIBRARIES``
-``SNDFILE_INCLUDE_DIR``
-
-#]=======================================================================]
-
-# Use pkg-config if available
-find_package(PkgConfig QUIET)
-pkg_check_modules(PC_SNDFILE QUIET sndfile)
-
-# Find the headers and libraries
-find_path(
-  SndFile_INCLUDE_DIR
-  NAMES "sndfile.h"
-  HINTS "${PC_SNDFILE_INCLUDEDIR}")
-
-find_library(
-  _sndfile_library
-  NAMES "sndfile"
-  HINTS "${PC_SNDFILE_LIBDIR}")
-
-# Get version from pkg-config or read the config header
-if(PC_SNDFILE_VERSION)
-  set(SndFile_VERSION "${PC_SNDFILE_VERSION}")
-  string(REPLACE "." ";" _sndfile_version_list "${SndFile_VERSION}")
-  list(GET _sndfile_version_list 0 SndFile_VERSION_MAJOR)
-  list(GET _sndfile_version_list 1 SndFile_VERSION_MINOR)
-  list(GET _sndfile_version_list 2 SndFile_VERSION_PATCH)
-elseif(SndFile_INCLUDE_DIR)
-  file(READ "${SndFile_INCLUDE_DIR}/sndfile.h" _sndfile_h)
-  if("#define SNDFILE_1" MATCHES _snfile_h)
-    set(SndFile_VERSION "1")
-    set(SndFile_VERSION_MAJOR "1")
-  endif()
-endif()
-
-# Check the features SndFile was built with
-if(PC_SNDFILE_FOUND)
-  if("vorbis" IN_LIST PC_SNDFILE_STATIC_LIBRARIES)
-    set(SndFile_WITH_EXTERNAL_LIBS TRUE)
-  endif()
-  if("mpg123" IN_LIST PC_SNDFILE_STATIC_LIBRARIES)
-    set(SndFile_WITH_MPEG TRUE)
-  endif()
-elseif(_sndfile_library)
-  # sndfile may need any of these libraries
-  find_package(Ogg 1.3 QUIET)
-  find_package(Vorbis QUIET)
-  find_package(FLAC QUIET)
-  find_package(Opus QUIET)
-  find_package(mp3lame QUIET)
-  find_package(mpg123 QUIET)
-
-  if(NOT CMAKE_CROSSCOMPILING)
-    include(CheckSourceRuns)
-    set(_backup_includes ${CMAKE_REQUIRED_INCLUDES})
-    set(_backup_libraries ${CMAKE_REQUIRED_LIBRARIES})
-    set(CMAKE_REQUIRED_INCLUDES "${SndFile_INCLUDE_DIR}")
-    set(CMAKE_REQUIRED_LIBRARIES "${_sndfile_library}")
-
-    set(_optional_libs "MPG123::libmpg123" "mp3lame::mp3lame" "FLAC::FLAC"
-                       "Opus::opus" "Vorbis::vorbisenc" "Ogg::ogg")
-    foreach(_target ${_optional_libs})
-      if(TARGET "${_target}")
-        list(APPEND CMAKE_REQUIRED_LIBRARIES "${_target}")
-      endif()
-    endforeach()
-
-    check_source_runs(
-      C
-      "#include <stdlib.h>
-#include <sndfile.h>
-int main() {
-  SF_FORMAT_INFO info = {SF_FORMAT_VORBIS};
-  sf_command(NULL, SFC_GET_FORMAT_INFO, &info, sizeof info);
-  return info.name != NULL ? EXIT_SUCCESS : EXIT_FAILURE;
-}"
-      SNDFILE_SUPPORTS_VORBIS)
-
-    check_source_runs(
-      C
-      "#include <stdlib.h>
-#include <sndfile.h>
-int main() {
-  SF_FORMAT_INFO info = {SF_FORMAT_MPEG_LAYER_III};
-  sf_command(NULL, SFC_GET_FORMAT_INFO, &info, sizeof info);
-  return info.name != NULL ? EXIT_SUCCESS : EXIT_FAILURE;
-}"
-      SNDFILE_SUPPORTS_MPEG)
-
-    set(SndFile_WITH_EXTERNAL_LIBS ${SNDFILE_SUPPORTS_VORBIS})
-    set(SndFile_WITH_MPEG ${SNDFILE_SUPPORTS_MPEG})
-    set(CMAKE_REQUIRED_INCLUDES ${_backup_includes})
-    set(CMAKE_REQUIRED_LIBRARIES ${_backup_libraries})
-  else()
-    message(
-      STATUS
-        "Cross-compiling without pkg-config - cannot check for external libraries."
-        "If you have the upstream CMake config set CMAKE_FIND_PACKAGE_PREFER_CONFIG to true for accurate results."
-    )
-    set(SndFile_WITH_EXTERNAL_LIBS FALSE)
-    set(SndFile_WITH_MPEG FALSE)
-  endif()
-endif()
-
-# Handle transitive dependencies
-if(PC_SNDFILE_FOUND)
-  get_target_properties_from_pkg_config("${_sndfile_library}" "PC_SNDFILE"
-                                        "_sndfile")
-else()
-  if(SndFile_WITH_EXTERNAL_LIBS)
-    list(APPEND _sndfile_link_libraries "FLAC::FLAC" "Opus::opus"
-         "Vorbis::vorbisenc" "Ogg::ogg")
-  endif()
-  if(SndFile_WITH_MPEG)
-    list(APPEND _sndfile_link_libraries "MPG123::libmpg123" "mp3lame::mp3lame")
-  endif()
-endif()
-
-# Forward the result to CMake
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(
-  SndFile
-  REQUIRED_VARS "_sndfile_library" "SndFile_INCLUDE_DIR"
-  VERSION_VAR "SndFile_VERSION")
-
-if(SndFile_FOUND AND NOT TARGET SndFile::sndfile)
-  add_library(SndFile::sndfile UNKNOWN IMPORTED)
-  set_target_properties(
-    SndFile::sndfile
-    PROPERTIES IMPORTED_LOCATION "${_sndfile_library}"
-               INTERFACE_COMPILE_OPTIONS "${_sndfile_compile_options}"
-               INTERFACE_INCLUDE_DIRECTORIES "${SndFile_INCLUDE_DIR}"
-               INTERFACE_LINK_LIBRARIES "${_sndfile_link_libraries}"
-               INTERFACE_LINK_DIRECTORIES "${_sndfile_link_directories}")
-
-  # Set additional variables for compatibility with upstream config
-  set(SNDFILE_FOUND TRUE)
-  set(SndFile_LIBRARY SndFile::sndfile)
-  set(SndFile_LIBRARIES SndFile::sndfile)
-  set(SNDFILE_LIBRARY SndFile::sndfile)
-  set(SNDFILE_LIBRARIES SndFile::sndfile)
-  set(SNDFILE_INCLUDE_DIR "${SndFile_INCLUDE_DIR}")
-endif()
-
-mark_as_advanced(_sndfile_library)