portab/Makefile: Split list into separate lines

diff --git a/src/portab/Makefile.ng b/src/portab/Makefile.ng
index 8712bc5ed7afefc71ae2b09f74367d5cb19bb504..30b77fc3e532fd4f71c334238b298b29d8b9dab9 100644 (file)
--- a/src/portab/Makefile.ng
+++ b/src/portab/Makefile.ng
@@ -15,7 +15,13 @@ EXTRA_DIST = Makefile.ng
 
 noinst_LIBRARIES = libngportab.a
 
-libngportab_a_SOURCES = strdup.c strndup.c strlcpy.c strtok_r.c vsnprintf.c waitpid.c
+libngportab_a_SOURCES = \
+       strdup.c \
+       strlcpy.c \
+       strndup.c \
+       strtok_r.c \
+       vsnprintf.c \
+       waitpid.c
 
 check_PROGRAMS = portabtest