fix so srun doesn't even get built on a bgl/p system

src/Makefile.am

@@ -5,8 +5,10 @@ SUBDIRS = common api db_api database \
 	sshare sprio
 
 if !BUILD_SRUN2APRUN
+if !BG_L_P_LOADED
 SUBDIRS += srun
 endif
+endif
 
 if WITH_BLCR
 SUBDIRS += srun_cr

src/Makefile.in

@@ -34,7 +34,7 @@ POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
 target_triplet = @target@
-@BUILD_SRUN2APRUN_FALSE@am__append_1 = srun
+@BG_L_P_LOADED_FALSE@@BUILD_SRUN2APRUN_FALSE@am__append_1 = srun
 @WITH_BLCR_TRUE@am__append_2 = srun_cr
 subdir = src
 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in