diff -r a6d8181a8127 -r 21274e5950af configure
--- a/configure	Tue Aug 13 22:03:19 2019 +0200
+++ b/configure	Tue Aug 13 22:14:32 2019 +0200
@@ -330,8 +330,8 @@
     while true
     do
         
-        CFLAGS="CFLAGS -DLINUX"    
-        LDFLAGS="LDFLAGS -lpthread -ldl -lm -lldap"    
+        CFLAGS="$CFLAGS -DLINUX"    
+        LDFLAGS="$LDFLAGS -lpthread -ldl -lm -lldap"    
 		cat >> $TEMP_DIR/make.mk << __EOF__
 # platform dependend source files
 PLATFORM_DAEMONOBJ = event_linux.o
@@ -359,8 +359,8 @@
     while true
     do
         
-        CFLAGS="CFLAGS -DBSD"    
-        LDFLAGS="LDFLAGS -lpthread -lm -lldap"    
+        CFLAGS="$CFLAGS -DBSD"    
+        LDFLAGS="$LDFLAGS -lpthread -lm -lldap"    
 		cat >> $TEMP_DIR/make.mk << __EOF__
 # platform dependend source files
 PLATFORM_DAEMONOBJ = event_bsd.o
@@ -385,8 +385,8 @@
     while true
     do
         
-        CFLAGS="CFLAGS -DBSD -DOSX"    
-        LDFLAGS="LDFLAGS -lpthread -ldl -lm -lldap"    
+        CFLAGS="$CFLAGS -DBSD -DOSX"    
+        LDFLAGS="$LDFLAGS -lpthread -ldl -lm -lldap"    
 		cat >> $TEMP_DIR/make.mk << __EOF__
 # platform dependend source files
 PLATFORM_DAEMONOBJ = event_bsd.o
@@ -411,8 +411,8 @@
     while true
     do
         
-        CFLAGS="CFLAGS -DSOLARIS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS"    
-        LDFLAGS="LDFLAGS -lsocket -lnsl -lsendfile -lposix4 -lpthread -ldl -lm -lmd -lldap"    
+        CFLAGS="$CFLAGS -DSOLARIS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS"    
+        LDFLAGS="$LDFLAGS -lsocket -lnsl -lsendfile -lposix4 -lpthread -ldl -lm -lmd -lldap"    
 		cat >> $TEMP_DIR/make.mk << __EOF__
 # platform dependend source files
 PLATFORM_DAEMONOBJ = event_solaris.o