Having same issue here with no internal speakers showing up to select in System Preferences>Sound>Output. Lost sound after install of OSX 10.11.4
Script output below. Any help would be appreciated.
File: audio_cloverALC-110.command_v1.0q10
EFI partition is mounted
System Integrity Protection status: enabled (Custom Configuration).
Configuration:
Apple Internal: disabled
Kext Signing: disabled
Filesystem Protections: disabled
Debugging Restrictions: enabled
DTrace Restrictions: enabled
NVRAM Protections: enabled
This is an unsupported configuration, likely to break in the future and leave your machine in an unknown state.
OK to patch
Confirm Realtek ALC892 (y/n): y
B0D3@3 found, HDAU edit required for HD4600 HDMI audio
dsdt edit/ssdt injection not available with this script
Patch AppleHDA.kext for HD4600 HDMI audio (y/n): n
Clover Audio ID Injection (y/n): y
Use Audio ID: 1 (y/n): y
Download ALC892 files ...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 25585 100 25585 0 0 29346 0 --:--:-- --:--:-- --:--:-- 29340
Edit config.plist/Devices/Audio/Inject/1
Edit config.plist/SystemParameters/InjectKexts/YES
Print: Entry, ":SystemParameters:InjectKexts:", Does Not Exist
Edit config.plist: Add SystemParameters/InjectKexts - Fixed
Download kext patches
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 1404 100 1404 0 0 4454 0 --:--:-- --:--:-- --:--:-- 4443
Print: Entry, ":KernelAndKextPatches:KextsToPatch:", Does Not Exist
Edit config.plist: Add KernelAndKextPatches/KextsToPatch - Fixed
Download config kext and install ...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 3665 100 3665 0 0 10299 0 --:--:-- --:--:-- --:--:-- 10294
Install /Volumes/EFI/EFI/CLOVER/kexts/10.11/realtekALC.kext
Install System/Library/Extensions/AppleHDA.kext/ALC892 zml files
Fix permissions ...
Kernel cache...
rebuilding //System/Library/PrelinkedKernels/prelinkedkernel
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext RealtekRTL8111.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMC_LPCSensors.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMC_GPUSensors.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMC_CPUSensors.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMC_ACPISensors.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMC.kext
kext-dev-mode allowing invalid signature -67030 0xFFFFFFFFFFFEFA2A for kext AppleHDALoader.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext AppleHDA892.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext AHCI_3rdParty_SATA.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext AHCI_3rdParty_eSATA.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext VoodooTSCSync.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext NullCPUPowerManagement.kext
FileNVRAM.kext - no compatible dependency found for com.apple.iokit.IOStorageFamily.
FileNVRAM.kext is missing dependencies (including anyway; dependencies may be available from elsewhere)
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FileNVRAM.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakeSMCKeyStore.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakePCIID_XHCIMux.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext FakePCIID.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext CodecCommander.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext BrcmPatchRAM2.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext BrcmPatchRAM.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext BrcmFirmwareData.kext
FileNVRAM.kext - no compatible dependency found for com.apple.iokit.IOStorageFamily.
kxld[com.apple.driver.AppleHDA]: The following symbols are unresolved for this kext:
kxld[com.apple.driver.AppleHDA]: IOPCIDevice::metaClass
kxld[com.apple.driver.AppleHDA]: IOACPIPlatformDevice::metaClass
Link failed (error code 5).
Prelink failed for com.apple.driver.AppleHDA; omitting from prelinked kernel.
FileNVRAM.kext - no compatible dependency found for com.apple.iokit.IOStorageFamily.
Prelink failed for com.xZenue.kext.FileNVRAM; omitting from prelinked kernel.
kextcache updated critical boot files, requesting launchd reboot
Install finished, restart required.
To save a Copy of this Terminal session: Terminal/Shell/Export Text As ...
logout
Saving session...
...copying shared history...
...saving history...truncating history files...
...completed.
[Process completed]