wrong SDK binaries since version v0.38.0-1

[steom]

Latest working kuoruan binaries is frps_0.37.1-1_arm_cortex-a15_neon-vfpv4.ipk of Aug 4, 2021

v0.49.0-1 ./frps -h
Error relocating ./frps: __nanosleep_time64: symbol not found

OpenWRT 21.02

Target Platform ipq806x/generic arm_cortex-a15_neon-vfpv4

cat /proc/cpuinfo
processor : 0
model name : ARMv7 Processor rev 0 (v7l)
BogoMIPS : 9.37
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32
CPU implementer : 0x51
CPU architecture: 7
CPU variant : 0x2
CPU part : 0x04d
CPU revision : 0

processor : 1
model name : ARMv7 Processor rev 0 (v7l)
BogoMIPS : 19.53
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32
CPU implementer : 0x51
CPU architecture: 7
CPU variant : 0x2
CPU part : 0x04d
CPU revision : 0

Hardware : Generic DT based system
Revision : 0000
Serial : 0000000000000000