move __expand_heap into malloc.c
authorRich Felker <dalias@aerifal.cx>
Wed, 3 Jun 2020 23:17:19 +0000 (19:17 -0400)
committerRich Felker <dalias@aerifal.cx>
Wed, 3 Jun 2020 23:17:19 +0000 (19:17 -0400)
commiteaa0f2496700c238e7e3c112d36445f3aee06ff1
tree41979600733c58af880b832bed70bc51814b2bc9
parente07138b880dcc72d3f1b3a2d2c1af75c2484c8d7
move __expand_heap into malloc.c

this function is no longer used elsewhere, and moving it reduces the
number of source files specific to the malloc implementation.
src/malloc/expand_heap.c [deleted file]
src/malloc/malloc.c
src/malloc/malloc_impl.h