Install headers from the new src/include/common subdirectory.

This got missed in commit 8396447cdb.

Andres Freund

src/include/Makefile

@@ -17,12 +17,12 @@ all: pg_config.h pg_config_ext.h pg_config_os.h
 
 
 # Subdirectories containing headers for server-side dev
-SUBDIRS = access bootstrap catalog commands datatype executor foreign lib libpq mb \
-	nodes optimizer parser postmaster regex replication rewrite storage \
-	tcop snowball snowball/libstemmer tsearch tsearch/dicts utils \
-	port port/win32 port/win32_msvc port/win32_msvc/sys \
-	port/win32/arpa port/win32/netinet port/win32/sys \
-	portability
+SUBDIRS = access bootstrap catalog commands common datatype executor foreign \
+	lib libpq mb nodes optimizer parser postmaster regex replication \
+	rewrite storage tcop snowball snowball/libstemmer tsearch \
+	tsearch/dicts utils port port/win32 port/win32_msvc \
+	port/win32_msvc/sys port/win32/arpa port/win32/netinet \
+	port/win32/sys portability
 
 # Install all headers
 install: all installdirs