xrdp-droppriv erroneous includes #1219

Job	Run time
cppcheck	3m 49s
code formatting check	23s
min features with gcc	3m 22s
min features with g++	2m 45s
min features with clang	2m 37s
max features with gcc	5m 23s
max features with g++	3m 21s
max features with clang	4m 2s
max features with clang and AddressSanitized	2m 45s
max features with gcc and DEBUG	3m 26s
max features with gcc for 32-bit arch (legacy OS)	2m 15s
max features with g++ for 32-bit arch (legacy OS)	2m 25s
max features with clang for 32-bit arch (legacy OS)	2m 37s
	39m 10s

Provide feedback