$sudo USE_PGXS=1 pgxn install rumINFO: best version: rum 1.1.0INFO: saving /tmp/tmp32u9l4/rum-1.1.0.zipINFO: unpacking: /tmp/tmp32u9l4/rum-1.1.0.zipINFO: building extensiongcc -Wall -Wmissing-prototypes -Wpointer-arith -Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute -Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard -g -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -fPIC -pie -fno-omit-frame-pointer -fPIC -I. -I./ -I/usr/include/postgresql/11/server -I/usr/include/postgresql/internal -I/usr/include/x86_64-linux-gnu -Wdate-time -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE -I/usr/include/libxml2  -I/usr/include/mit-krb5  -c -o src/rumsort.o src/rumsort.cIn file included from /usr/include/postgresql/11/server/catalog/index.h:18:0,                 from src/rumsort.c:129:/usr/include/postgresql/11/server/nodes/execnodes.h:1849:2: error: unknown type name ‘TuplesortInstrumentation’  TuplesortInstrumentation sinstrument[FLEXIBLE_ARRAY_MEMBER];  ^In file included from src/rumsort.c:138:0:/usr/include/postgresql/11/server/utils/probes.h:10:21: fatal error: sys/sdt.h: No such file or directorycompilation terminated.<builtin>: recipe for target 'src/rumsort.o' failedmake: *** [src/rumsort.o] Error 1ERROR: command returned 2: make PG_CONFIG=/usr/bin/pg_config all

root@DKXP:/home/a.formella# pg_configBINDIR = /usr/lib/postgresql/11/binDOCDIR = /usr/share/doc/postgresql-doc-11HTMLDIR = /usr/share/doc/postgresql-doc-11INCLUDEDIR = /usr/include/postgresqlPKGINCLUDEDIR = /usr/include/postgresqlINCLUDEDIR-SERVER = /usr/include/postgresql/11/serverLIBDIR = /usr/lib/x86_64-linux-gnuPKGLIBDIR = /usr/lib/postgresql/11/libLOCALEDIR = /usr/share/localeMANDIR = /usr/share/postgresql/11/manSHAREDIR = /usr/share/postgresql/11SYSCONFDIR = /etc/postgresql-commonPGXS = /usr/lib/postgresql/11/lib/pgxs/src/makefiles/pgxs.mkCONFIGURE = '--build=x86_64-linux-gnu' '--prefix=/usr' '--includedir=/usr/include' '--mandir=/usr/share/man' '--infodir=/usr/share/info' '--sysconfdir=/etc' '--localstatedir=/var' '--disable-silent-rules' '--libdir=/usr/lib/x86_64-linux-gnu' '--libexecdir=/usr/lib/x86_64-linux-gnu' '--disable-maintainer-mode' '--disable-dependency-tracking' '--with-icu' '--with-tcl' '--with-perl' '--with-python' '--with-pam' '--with-openssl' '--with-libxml' '--with-libxslt' '--with-tclconfig=/usr/lib/x86_64-linux-gnu/tcl8.6' '--with-includes=/usr/include/tcl8.6' 'PYTHON=/usr/bin/python' '--mandir=/usr/share/postgresql/11/man' '--docdir=/usr/share/doc/postgresql-doc-11' '--sysconfdir=/etc/postgresql-common' '--datarootdir=/usr/share/' '--datadir=/usr/share/postgresql/11' '--bindir=/usr/lib/postgresql/11/bin' '--libdir=/usr/lib/x86_64-linux-gnu/' '--libexecdir=/usr/lib/postgresql/' '--includedir=/usr/include/postgresql/' '--with-extra-version= (Ubuntu 11.0-1.pgdg16.04+2)' '--enable-nls' '--enable-integer-datetimes' '--enable-thread-safety' '--enable-tap-tests' '--enable-debug' '--enable-dtrace' '--disable-rpath' '--with-uuid=e2fs' '--with-gnu-ld' '--with-pgport=5432' '--with-system-tzdata=/usr/share/zoneinfo' '--with-llvm' '--with-systemd' '--with-selinux' 'MKDIR_P=/bin/mkdir -p' 'TAR=/bin/tar' 'CFLAGS=-g -O2 -fstack-protector-strong -Wformat -Werror=format-security -fPIC -pie -fno-omit-frame-pointer' 'LDFLAGS=-Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,now' '--with-gssapi' '--with-ldap' '--with-includes=/usr/include/mit-krb5' '--with-libs=/usr/lib/mit-krb5' '--with-libs=/usr/lib/x86_64-linux-gnu/mit-krb5' 'build_alias=x86_64-linux-gnu' 'CPPFLAGS=-Wdate-time -D_FORTIFY_SOURCE=2' 'CXXFLAGS=-g -O2 -fstack-protector-strong -Wformat -Werror=format-security'CC = gccCPPFLAGS = -I/usr/include/x86_64-linux-gnu -Wdate-time -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE -I/usr/include/libxml2 -I/usr/include/mit-krb5CFLAGS = -Wall -Wmissing-prototypes -Wpointer-arith -Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute -Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard -g -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -fPIC -pie -fno-omit-frame-pointerCFLAGS_SL = -fPICLDFLAGS = -Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,now -L/usr/lib/llvm-6.0/lib -L/usr/lib/x86_64-linux-gnu/mit-krb5 -Wl,--as-neededLDFLAGS_EX =LDFLAGS_SL =LIBS = -lpgcommon -lpgport -lpthread -lselinux -lxslt -lxml2 -lpam -lssl -lcrypto -lgssapi_krb5 -lz -ledit -lrt -lcrypt -ldl -lmVERSION = PostgreSQL 11.0 (Ubuntu 11.0-1.pgdg16.04+2)